{"id":"CVE-2026-12290","aliases":["ALSA-2026:27717","ALSA-2026:27733","ALSA-2026:27734","ALSA-2026:29940","ALSA-2026:30846","ALSA-2026:33445","CLSA-2026-1783520633","DEBIAN-CVE-2026-12290","EUVD-2026-37081","GHSA-g3gr-6w94-3656","MGASA-2026-0242","MGASA-2026-0243","MGASA-2026-0326","OESA-2026-2735","OESA-2026-2736","OESA-2026-2737","OESA-2026-2756","RHSA-2026:27717","RHSA-2026:27733","RHSA-2026:27734","RHSA-2026:29940","RHSA-2026:30846","RHSA-2026:33445","RHSA-2026:36100","RHSA-2026:36101","RHSA-2026:36102","RHSA-2026:36103","RHSA-2026:37210","RHSA-2026:37391","RHSA-2026:38506","RHSA-2026:38750","RHSA-2026:38751","RHSA-2026:38753","RHSA-2026:39011","RHSA-2026:39141","RHSA-2026:39142","RHSA-2026:39428","RHSA-2026:39706","RLSA-2026:27717","RLSA-2026:27733","RLSA-2026:27734","RLSA-2026:29940","RLSA-2026:30846","RLSA-2026:33445","SUSE-SU-2026:22351-1","SUSE-SU-2026:23115-1","SUSE-SU-2026:23137-1","SUSE-SU-2026:2582-1","SUSE-SU-2026:2583-1","SUSE-SU-2026:2814-1","SUSE-SU-2026:2852-1","UBUNTU-CVE-2026-12290","openSUSE-SU-2026:11052-1","openSUSE-SU-2026:11055-1","openSUSE-SU-2026:11072-1","openSUSE-SU-2026:21043-1","openSUSE-SU-2026:21168-1","openSUSE-SU-2026:21519-1"],"status":"published","title":"Memory safety bug fixed in Thunderbird 152","description":"Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 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safety bug fixed in Thunderbird 152","description":"Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.","status":"published","published":"2026-06-16T11:52:23.998Z","modified":"2026-10-21T13:49:58.445Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high","assessor":"adp"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-119","CWE-823"],"updated_at":"2026-11-02T14:19:48.461833Z"}],"euvd":[{"id":"EUVD-2026-37081","description":"Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.","status":"published","published":"2026-06-16T11:52:23Z","modified":"2026-10-21T13:49:58Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T16:59:37.063674Z"}],"ghsa":[{"id":"GHSA-g3gr-6w94-3656","title":"Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR...","description":"Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, and Firefox ESR 115.37.","status":"published","published":"2026-06-16T15:33:47Z","modified":"2026-07-15T12:31:50Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-119","CWE-823"],"updated_at":"2026-11-02T15:09:32.601666Z"}],"nvd":[{"id":"CVE-2026-12290","description":"Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.","status":"published","published":"2026-06-16T13:16:29.267Z","modified":"2026-10-26T11:10:00.157Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-119","CWE-823"],"updated_at":"2026-11-02T14:12:24.19758Z"}],"osv":[{"id":"DEBIAN-CVE-2026-12290","description":"Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.","status":"published","published":"2026-06-16T13:16:29.267Z","modified":"2026-10-27T09:47:40.279586284Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:45:51.374409Z"},{"id":"OESA-2026-2735","title":"firefox security update","description":"Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability.\r\n\r\nSecurity Fix(es):\n\nPrivilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12289)\n\nMemory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12290)\n\nUse-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12291)\n\nIncorrect boundary conditions in the Web Audio component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12292)\n\nSandbox escape in the DOM: Workers component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12294)\n\nSandbox escape in the DOM: Navigation component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12295)\n\nSandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12296)\n\nSandbox escape due to incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12297)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12298)\n\nJIT miscompilation in the DOM: Core \u0026amp; HTML component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12299)\n\nMitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12302)\n\nSame-origin policy bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12304)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12305)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12306)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12307)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12308)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12309)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12310)\n\nInformation disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12311)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12312)\n\nInformation disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12313)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12314)\n\nMitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12315)\n\nIncorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12324)\n\nDenial-of-service in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12325)\n\nMemory safety bugs present in Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12327)\n\nMemory safety bugs present in Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12328)\n\nMemory safety bug fixed in Thunderbird ESR 140.12. This vulnerability was fixed in Firefox ESR 140.12 and Thunderbird 140.12.(CVE-2026-12329)\n\nIncorrect boundary conditions in the Internationalization component. This vulnerability was fixed in Firefox ESR 140.12, Firefox ESR 115.37, and Thunderbird 140.12.(CVE-2026-12330)","status":"published","published":"2026-06-24T11:11:39Z","modified":"2026-08-18T01:21:11.491975524Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:52:46.449097Z"},{"id":"OESA-2026-2736","title":"firefox security update","description":"Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability.\r\n\r\nSecurity Fix(es):\n\nPrivilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12289)\n\nMemory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12290)\n\nUse-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12291)\n\nIncorrect boundary conditions in the Web Audio component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12292)\n\nSandbox escape in the DOM: Workers component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12294)\n\nSandbox escape in the DOM: Navigation component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12295)\n\nSandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12296)\n\nSandbox escape due to incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12297)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12298)\n\nJIT miscompilation in the DOM: Core \u0026amp; HTML component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12299)\n\nMitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12302)\n\nSame-origin policy bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12304)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12305)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12306)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12307)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12308)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12309)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12310)\n\nInformation disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12311)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12312)\n\nInformation disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12313)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12314)\n\nMitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12315)\n\nIncorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12324)\n\nDenial-of-service in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12325)\n\nMemory safety bugs present in Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12327)\n\nMemory safety bugs present in Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12328)\n\nMemory safety bug fixed in Thunderbird ESR 140.12. This vulnerability was fixed in Firefox ESR 140.12 and Thunderbird 140.12.(CVE-2026-12329)\n\nIncorrect boundary conditions in the Internationalization component. This vulnerability was fixed in Firefox ESR 140.12, Firefox ESR 115.37, and Thunderbird 140.12.(CVE-2026-12330)","status":"published","published":"2026-06-24T11:11:39Z","modified":"2026-08-18T01:21:11.453526196Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:52:46.449097Z"},{"id":"OESA-2026-2737","title":"firefox security update","description":"Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability.\r\n\r\nSecurity Fix(es):\n\nPrivilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12289)\n\nMemory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12290)\n\nUse-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12291)\n\nIncorrect boundary conditions in the Web Audio component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12292)\n\nSandbox escape in the DOM: Workers component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12294)\n\nSandbox escape in the DOM: Navigation component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12295)\n\nSandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12296)\n\nSandbox escape due to incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12297)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12298)\n\nJIT miscompilation in the DOM: Core \u0026amp; HTML component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12299)\n\nMitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12302)\n\nSame-origin policy bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12304)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12305)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12306)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12307)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12308)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12309)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12310)\n\nInformation disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12311)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12312)\n\nInformation disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12313)\n\nMemory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12314)\n\nMitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12315)\n\nIncorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12324)\n\nDenial-of-service in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12325)\n\nMemory safety bugs present in Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12327)\n\nMemory safety bugs present in Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12328)\n\nMemory safety bug fixed in Thunderbird ESR 140.12. This vulnerability was fixed in Firefox ESR 140.12 and Thunderbird 140.12.(CVE-2026-12329)\n\nIncorrect boundary conditions in the Internationalization component. This vulnerability was fixed in Firefox ESR 140.12, Firefox ESR 115.37, and Thunderbird 140.12.(CVE-2026-12330)","status":"published","published":"2026-06-24T11:11:39Z","modified":"2026-08-18T01:21:11.123260161Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:52:46.449097Z"},{"id":"OESA-2026-2756","title":"thunderbird security update","description":"Mozilla Thunderbird is a standalone mail and newsgroup client.\r\n\r\nSecurity Fix(es):\n\nPrivilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12289)\n\nMemory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12290)\n\nUse-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12291)\n\nIncorrect boundary conditions in the Web Audio component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12292)\n\nSandbox escape in the DOM: Workers component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12294)\n\nSandbox escape in the DOM: Navigation component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12295)\n\nSandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12296)\n\nSandbox escape due to incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12297)\n\nMemory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12298)\n\nJIT miscompilation in the DOM: Core \u0026amp; HTML component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12299)\n\nMitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12302)\n\nSame-origin policy bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12304)\n\nMemory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12305)\n\nMemory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12306)\n\nMemory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12307)\n\nMemory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12308)\n\nMemory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12309)\n\nMemory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12310)\n\nInformation disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12311)\n\nMemory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12312)\n\nInformation disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12313)\n\nMemory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12314)\n\nMitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12315)\n\nIncorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12324)\n\nDenial-of-service in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12325)\n\nMemory safety bugs present in Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12327)\n\nMemory safety bugs present in Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.(CVE-2026-12328)\n\nMemory safety bug fixed in Thunderbird ESR 140.12. This vulnerability was fixed in Firefox ESR 140.12 and Thunderbird 140.12.(CVE-2026-12329)\n\nIncorrect boundary conditions in the Internationalization component. This vulnerability was fixed in Firefox ESR 140.12, Firefox ESR 115.37, and Thunderbird 140.12.(CVE-2026-12330)\n\nIncorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.(CVE-2026-8388)\n\nOther issue in the JavaScript Engine component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.(CVE-2026-8391)\n\nSandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.(CVE-2026-8401)\n\nIncorrect boundary conditions in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8946)\n\nUse-after-free in the DOM: Bindings (WebIDL) component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8947)\n\nInteger overflow in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8949)\n\nSame-origin policy bypass in the Networking: HTTP component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8950)\n\nSandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8953)\n\nIncorrect boundary conditions, integer overflow in the Audio/Video component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8954)\n\nPrivilege escalation in the DOM: Workers component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8955)\n\nInteger overflow in the Networking: JAR component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8956)\n\nPrivilege escalation in the Enterprise Policies component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8957)\n\nInformation disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8958)\n\nSandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8959)\n\nSpoofing issue in the Form Autofill component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8961)\n\nMitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8962)\n\nDenial-of-service due to invalid pointer in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8968)\n\nPrivilege escalation in the Security component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8970)\n\nMemory safety bugs present in Firefox ESR 140.10 and Firefox 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8974)\n\nMemory safety bugs present in Firefox ESR 115.35, Firefox ESR 140.10 and Firefox 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.(CVE-2026-8975)","status":"published","published":"2026-06-24T11:11:40Z","modified":"2026-08-18T01:21:11.695881667Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:52:46.449097Z"},{"id":"RHSA-2026:27717","title":"Red Hat Security Advisory: firefox security update","status":"published","published":"2026-06-22T10:06:37Z","modified":"2026-07-16T10:07:20Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:19.449341Z"},{"id":"RHSA-2026:27733","title":"Red Hat Security Advisory: firefox security update","status":"published","published":"2026-06-22T10:06:45Z","modified":"2026-07-16T10:07:23Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:19.449341Z"},{"id":"RHSA-2026:27734","title":"Red Hat Security Advisory: firefox security update","status":"published","published":"2026-06-22T10:06:46Z","modified":"2026-07-16T10:07:23Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:19.449341Z"},{"id":"RHSA-2026:29940","title":"Red Hat Security Advisory: thunderbird security update","status":"published","published":"2026-06-26T11:46:35Z","modified":"2026-07-16T10:07:50Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:19.963895Z"},{"id":"RHSA-2026:30846","title":"Red Hat Security Advisory: thunderbird security update","status":"published","published":"2026-06-30T10:48:55Z","modified":"2026-07-16T10:07:57Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:19.963895Z"},{"id":"RHSA-2026:33445","title":"Red Hat Security Advisory: thunderbird security update","status":"published","published":"2026-07-01T10:19:26Z","modified":"2026-07-16T10:08:25Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:19.963895Z"},{"id":"RHSA-2026:36100","title":"Red Hat Security Advisory: firefox security update","status":"published","published":"2026-07-07T10:09:40Z","modified":"2026-07-16T10:09:13Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:19.963895Z"},{"id":"RHSA-2026:36101","title":"Red Hat Security Advisory: firefox security update","status":"published","published":"2026-07-07T10:09:41Z","modified":"2026-07-16T10:09:14Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:19.963895Z"},{"id":"RHSA-2026:36102","title":"Red Hat Security Advisory: firefox security update","status":"published","published":"2026-07-08T10:09:07Z","modified":"2026-07-16T10:09:14Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:19.963895Z"},{"id":"RHSA-2026:36103","title":"Red Hat Security Advisory: firefox security update","status":"published","published":"2026-07-08T10:09:07Z","modified":"2026-07-16T10:09:15Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:19.963895Z"},{"id":"RHSA-2026:37210","title":"Red Hat Security Advisory: firefox security update","status":"published","published":"2026-07-09T10:13:08Z","modified":"2026-07-16T10:09:32Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:19.963895Z"},{"id":"RHSA-2026:37391","title":"Red Hat Security Advisory: firefox security update","status":"published","published":"2026-07-10T10:10:50Z","modified":"2026-07-16T10:09:35Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:19.963895Z"},{"id":"RHSA-2026:38506","title":"Red Hat Security Advisory: firefox security update","status":"published","published":"2026-07-13T10:07:44Z","modified":"2026-07-16T10:10:01Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:20.491441Z"},{"id":"RHSA-2026:38750","title":"Red Hat Security Advisory: thunderbird security update","status":"published","published":"2026-07-14T10:09:11Z","modified":"2026-07-16T10:10:06Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:20.491441Z"},{"id":"RHSA-2026:38751","title":"Red Hat Security Advisory: thunderbird security update","status":"published","published":"2026-07-14T10:09:12Z","modified":"2026-07-16T10:10:06Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:20.491441Z"},{"id":"RHSA-2026:38753","title":"Red Hat Security Advisory: thunderbird security update","status":"published","published":"2026-07-14T10:09:12Z","modified":"2026-07-16T10:10:07Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:20.491441Z"},{"id":"RHSA-2026:39011","title":"Red Hat Security Advisory: firefox security update","status":"published","published":"2026-07-14T10:09:22Z","modified":"2026-07-16T10:10:14Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:20.491441Z"},{"id":"RHSA-2026:39141","title":"Red Hat Security Advisory: thunderbird security update","status":"published","published":"2026-07-14T10:09:27Z","modified":"2026-07-16T10:10:16Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:20.491441Z"},{"id":"RHSA-2026:39142","title":"Red Hat Security Advisory: thunderbird security update","status":"published","published":"2026-07-15T10:10:11Z","modified":"2026-07-16T10:10:17Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:20.491441Z"},{"id":"RHSA-2026:39428","title":"Red Hat Security Advisory: thunderbird security update","status":"published","published":"2026-07-15T10:10:24Z","modified":"2026-07-16T10:10:26Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:20.491441Z"},{"id":"RHSA-2026:39706","title":"Red Hat Security Advisory: thunderbird security update","status":"published","published":"2026-07-15T10:10:29Z","modified":"2026-07-16T10:10:30Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:20.491441Z"},{"id":"RLSA-2026:27717","title":"Important: firefox security update","description":"Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.\n\nSecurity Fix(es):\n\n* firefox: thunderbird: Sandbox escape in the DOM: Workers component (CVE-2026-12294)\n\n* firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12313)\n\n* firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12311)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12290)\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12327)\n\n* firefox: thunderbird: JIT miscompilation in the DOM: Core \u0026 HTML component (CVE-2026-12299)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12329)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12312)\n\n* firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12302)\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12328)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Internationalization component (CVE-2026-12330)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12314)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12309)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12310)\n\n* firefox: thunderbird: Denial-of-service in the Graphics: ImageLib component (CVE-2026-12325)\n\n* firefox: thunderbird: Sandbox escape in the DOM: Navigation component (CVE-2026-12295)\n\n* firefox: thunderbird: Privilege escalation in the Graphics: WebRender component (CVE-2026-12289)\n\n* firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12315)\n\n* firefox: thunderbird: Sandbox escape in the Security: Process Sandboxing component (CVE-2026-12296)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12306)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12307)\n\n* firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Networking component (CVE-2026-12297)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12305)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Web Audio component (CVE-2026-12292)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12308)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-12324)\n\n* firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-12304)\n\n* firefox: thunderbird: Use-after-free in the Networking: HTTP component (CVE-2026-12291)\n\n* firefox: thunderbird: Memory safety bug fixed in Firefox ESR 140.12 (CVE-2026-12298)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","status":"published","published":"2026-06-25T06:00:31.266414Z","modified":"2026-06-25T06:30:04.614846795Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:25.804165Z"},{"id":"RLSA-2026:27733","title":"Important: firefox security update","description":"Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.\n\nSecurity Fix(es):\n\n* firefox: thunderbird: Sandbox escape in the DOM: Workers component (CVE-2026-12294)\n\n* firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12313)\n\n* firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12311)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12290)\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12327)\n\n* firefox: thunderbird: JIT miscompilation in the DOM: Core \u0026 HTML component (CVE-2026-12299)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12329)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12312)\n\n* firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12302)\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12328)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Internationalization component (CVE-2026-12330)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12314)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12309)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12310)\n\n* firefox: thunderbird: Denial-of-service in the Graphics: ImageLib component (CVE-2026-12325)\n\n* firefox: thunderbird: Sandbox escape in the DOM: Navigation component (CVE-2026-12295)\n\n* firefox: thunderbird: Privilege escalation in the Graphics: WebRender component (CVE-2026-12289)\n\n* firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12315)\n\n* firefox: thunderbird: Sandbox escape in the Security: Process Sandboxing component (CVE-2026-12296)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12306)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12307)\n\n* firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Networking component (CVE-2026-12297)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12305)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Web Audio component (CVE-2026-12292)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12308)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-12324)\n\n* firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-12304)\n\n* firefox: thunderbird: Use-after-free in the Networking: HTTP component (CVE-2026-12291)\n\n* firefox: thunderbird: Memory safety bug fixed in Firefox ESR 140.12 (CVE-2026-12298)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","status":"published","published":"2026-06-24T12:05:09.232192Z","modified":"2026-06-24T12:30:04.038994172Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:25.804165Z"},{"id":"RLSA-2026:27734","title":"Important: firefox security update","description":"Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.\n\nSecurity Fix(es):\n\n* firefox: thunderbird: Sandbox escape in the DOM: Workers component (CVE-2026-12294)\n\n* firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12313)\n\n* firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12311)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12290)\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12327)\n\n* firefox: thunderbird: JIT miscompilation in the DOM: Core \u0026 HTML component (CVE-2026-12299)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12329)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12312)\n\n* firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12302)\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12328)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Internationalization component (CVE-2026-12330)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12314)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12309)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12310)\n\n* firefox: thunderbird: Denial-of-service in the Graphics: ImageLib component (CVE-2026-12325)\n\n* firefox: thunderbird: Sandbox escape in the DOM: Navigation component (CVE-2026-12295)\n\n* firefox: thunderbird: Privilege escalation in the Graphics: WebRender component (CVE-2026-12289)\n\n* firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12315)\n\n* firefox: thunderbird: Sandbox escape in the Security: Process Sandboxing component (CVE-2026-12296)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12306)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12307)\n\n* firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Networking component (CVE-2026-12297)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12305)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Web Audio component (CVE-2026-12292)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12308)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-12324)\n\n* firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-12304)\n\n* firefox: thunderbird: Use-after-free in the Networking: HTTP component (CVE-2026-12291)\n\n* firefox: thunderbird: Memory safety bug fixed in Firefox ESR 140.12 (CVE-2026-12298)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","status":"published","published":"2026-06-24T12:03:26.635873Z","modified":"2026-06-24T12:30:04.035267318Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:25.804165Z"},{"id":"RLSA-2026:29940","title":"Important: thunderbird security update","description":"Mozilla Thunderbird is a standalone mail and newsgroup client.\n\nSecurity Fix(es):\n\n* firefox: thunderbird: Sandbox escape in the DOM: Workers component (CVE-2026-12294)\n\n* firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12313)\n\n* firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12311)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12290)\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12327)\n\n* firefox: thunderbird: JIT miscompilation in the DOM: Core \u0026 HTML component (CVE-2026-12299)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12329)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12312)\n\n* firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12302)\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12328)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Internationalization component (CVE-2026-12330)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12314)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12309)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12310)\n\n* firefox: thunderbird: Denial-of-service in the Graphics: ImageLib component (CVE-2026-12325)\n\n* firefox: thunderbird: Sandbox escape in the DOM: Navigation component (CVE-2026-12295)\n\n* firefox: thunderbird: Privilege escalation in the Graphics: WebRender component (CVE-2026-12289)\n\n* firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12315)\n\n* firefox: thunderbird: Sandbox escape in the Security: Process Sandboxing component (CVE-2026-12296)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12306)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12307)\n\n* firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Networking component (CVE-2026-12297)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12305)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Web Audio component (CVE-2026-12292)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12308)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-12324)\n\n* firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-12304)\n\n* firefox: thunderbird: Use-after-free in the Networking: HTTP component (CVE-2026-12291)\n\n* firefox: thunderbird: Memory safety bug fixed in Firefox ESR 140.12 (CVE-2026-12298)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","status":"published","published":"2026-06-26T12:03:13.137376Z","modified":"2026-06-26T12:16:30.78283747Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:25.804165Z"},{"id":"RLSA-2026:30846","title":"Important: thunderbird security update","description":"Mozilla Thunderbird is a standalone mail and newsgroup client.\n\nSecurity Fix(es):\n\n* firefox: thunderbird: Sandbox escape in the DOM: Workers component (CVE-2026-12294)\n\n* firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12313)\n\n* firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12311)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12290)\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12327)\n\n* firefox: thunderbird: JIT miscompilation in the DOM: Core \u0026 HTML component (CVE-2026-12299)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12329)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12312)\n\n* firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12302)\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12328)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Internationalization component (CVE-2026-12330)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12314)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12309)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12310)\n\n* firefox: thunderbird: Denial-of-service in the Graphics: ImageLib component (CVE-2026-12325)\n\n* firefox: thunderbird: Sandbox escape in the DOM: Navigation component (CVE-2026-12295)\n\n* firefox: thunderbird: Privilege escalation in the Graphics: WebRender component (CVE-2026-12289)\n\n* firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12315)\n\n* firefox: thunderbird: Sandbox escape in the Security: Process Sandboxing component (CVE-2026-12296)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12306)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12307)\n\n* firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Networking component (CVE-2026-12297)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12305)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Web Audio component (CVE-2026-12292)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12308)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-12324)\n\n* firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-12304)\n\n* firefox: thunderbird: Use-after-free in the Networking: HTTP component (CVE-2026-12291)\n\n* firefox: thunderbird: Memory safety bug fixed in Firefox ESR 140.12 (CVE-2026-12298)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","status":"published","published":"2026-07-05T12:05:09.130757Z","modified":"2026-07-05T12:30:04.587457084Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:25.804165Z"},{"id":"RLSA-2026:33445","title":"Important: thunderbird security update","description":"Mozilla Thunderbird is a standalone mail and newsgroup client.\n\nSecurity Fix(es):\n\n* firefox: thunderbird: Sandbox escape in the DOM: Workers component (CVE-2026-12294)\n\n* firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12313)\n\n* firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12311)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12290)\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12327)\n\n* firefox: thunderbird: JIT miscompilation in the DOM: Core \u0026 HTML component (CVE-2026-12299)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12329)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12312)\n\n* firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12302)\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12328)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Internationalization component (CVE-2026-12330)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12314)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12309)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12310)\n\n* firefox: thunderbird: Denial-of-service in the Graphics: ImageLib component (CVE-2026-12325)\n\n* firefox: thunderbird: Sandbox escape in the DOM: Navigation component (CVE-2026-12295)\n\n* firefox: thunderbird: Privilege escalation in the Graphics: WebRender component (CVE-2026-12289)\n\n* firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12315)\n\n* firefox: thunderbird: Sandbox escape in the Security: Process Sandboxing component (CVE-2026-12296)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12306)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12307)\n\n* firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Networking component (CVE-2026-12297)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12305)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Web Audio component (CVE-2026-12292)\n\n* firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12308)\n\n* firefox: thunderbird: Incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-12324)\n\n* firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-12304)\n\n* firefox: thunderbird: Use-after-free in the Networking: HTTP component (CVE-2026-12291)\n\n* firefox: thunderbird: Memory safety bug fixed in Firefox ESR 140.12 (CVE-2026-12298)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","status":"published","published":"2026-07-04T06:00:26.778042Z","modified":"2026-07-04T06:30:28.26763068Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:25.804165Z"},{"id":"UBUNTU-CVE-2026-12290","description":"Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.","status":"published","published":"2026-06-16T13:16:00Z","modified":"2026-10-28T20:17:19.468797911Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T16:56:00.592716Z"},{"id":"ALSA-2026:27717","title":"Important: firefox security update","description":"Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.  \n\nSecurity Fix(es):  \n\n  * firefox: thunderbird: Sandbox escape in the DOM: Workers component (CVE-2026-12294)\n  * firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12313)\n  * firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12311)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12290)\n  * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12327)\n  * firefox: thunderbird: JIT miscompilation in the DOM: Core \u0026 HTML component (CVE-2026-12299)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12329)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12312)\n  * firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12302)\n  * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12328)\n  * firefox: thunderbird: Incorrect boundary conditions in the Internationalization component (CVE-2026-12330)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12314)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12309)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12310)\n  * firefox: thunderbird: Denial-of-service in the Graphics: ImageLib component (CVE-2026-12325)\n  * firefox: thunderbird: Sandbox escape in the DOM: Navigation component (CVE-2026-12295)\n  * firefox: thunderbird: Privilege escalation in the Graphics: WebRender component (CVE-2026-12289)\n  * firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12315)\n  * firefox: thunderbird: Sandbox escape in the Security: Process Sandboxing component (CVE-2026-12296)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12306)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12307)\n  * firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Networking component (CVE-2026-12297)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12305)\n  * firefox: thunderbird: Incorrect boundary conditions in the Web Audio component (CVE-2026-12292)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12308)\n  * firefox: thunderbird: Incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-12324)\n  * firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-12304)\n  * firefox: thunderbird: Use-after-free in the Networking: HTTP component (CVE-2026-12291)\n  * firefox: thunderbird: Memory safety bug fixed in Firefox ESR 140.12 (CVE-2026-12298)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","status":"published","published":"2026-06-22T00:00:00Z","modified":"2026-10-29T11:02:26.338668432Z","updated_at":"2026-11-02T15:27:54.283654Z"},{"id":"ALSA-2026:27733","title":"Important: firefox security update","description":"Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.  \n\nSecurity Fix(es):  \n\n  * firefox: thunderbird: Sandbox escape in the DOM: Workers component (CVE-2026-12294)\n  * firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12313)\n  * firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12311)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12290)\n  * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12327)\n  * firefox: thunderbird: JIT miscompilation in the DOM: Core \u0026 HTML component (CVE-2026-12299)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12329)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12312)\n  * firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12302)\n  * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12328)\n  * firefox: thunderbird: Incorrect boundary conditions in the Internationalization component (CVE-2026-12330)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12314)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12309)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12310)\n  * firefox: thunderbird: Denial-of-service in the Graphics: ImageLib component (CVE-2026-12325)\n  * firefox: thunderbird: Sandbox escape in the DOM: Navigation component (CVE-2026-12295)\n  * firefox: thunderbird: Privilege escalation in the Graphics: WebRender component (CVE-2026-12289)\n  * firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12315)\n  * firefox: thunderbird: Sandbox escape in the Security: Process Sandboxing component (CVE-2026-12296)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12306)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12307)\n  * firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Networking component (CVE-2026-12297)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12305)\n  * firefox: thunderbird: Incorrect boundary conditions in the Web Audio component (CVE-2026-12292)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12308)\n  * firefox: thunderbird: Incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-12324)\n  * firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-12304)\n  * firefox: thunderbird: Use-after-free in the Networking: HTTP component (CVE-2026-12291)\n  * firefox: thunderbird: Memory safety bug fixed in Firefox ESR 140.12 (CVE-2026-12298)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","status":"published","published":"2026-06-22T00:00:00Z","modified":"2026-10-29T11:30:18.036057348Z","updated_at":"2026-11-02T15:27:54.283654Z"},{"id":"ALSA-2026:27734","title":"Important: firefox security update","description":"Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.  \n\nSecurity Fix(es):  \n\n  * firefox: thunderbird: Sandbox escape in the DOM: Workers component (CVE-2026-12294)\n  * firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12313)\n  * firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12311)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12290)\n  * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12327)\n  * firefox: thunderbird: JIT miscompilation in the DOM: Core \u0026 HTML component (CVE-2026-12299)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12329)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12312)\n  * firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12302)\n  * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12328)\n  * firefox: thunderbird: Incorrect boundary conditions in the Internationalization component (CVE-2026-12330)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12314)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12309)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12310)\n  * firefox: thunderbird: Denial-of-service in the Graphics: ImageLib component (CVE-2026-12325)\n  * firefox: thunderbird: Sandbox escape in the DOM: Navigation component (CVE-2026-12295)\n  * firefox: thunderbird: Privilege escalation in the Graphics: WebRender component (CVE-2026-12289)\n  * firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12315)\n  * firefox: thunderbird: Sandbox escape in the Security: Process Sandboxing component (CVE-2026-12296)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12306)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12307)\n  * firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Networking component (CVE-2026-12297)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12305)\n  * firefox: thunderbird: Incorrect boundary conditions in the Web Audio component (CVE-2026-12292)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12308)\n  * firefox: thunderbird: Incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-12324)\n  * firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-12304)\n  * firefox: thunderbird: Use-after-free in the Networking: HTTP component (CVE-2026-12291)\n  * firefox: thunderbird: Memory safety bug fixed in Firefox ESR 140.12 (CVE-2026-12298)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","status":"published","published":"2026-06-22T00:00:00Z","modified":"2026-10-29T11:31:27.358772342Z","updated_at":"2026-11-02T15:27:54.283654Z"},{"id":"ALSA-2026:29940","title":"Important: thunderbird security update","description":"Mozilla Thunderbird is a standalone mail and newsgroup client.  \n\nSecurity Fix(es):  \n\n  * firefox: thunderbird: Sandbox escape in the DOM: Workers component (CVE-2026-12294)\n  * firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12313)\n  * firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12311)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12290)\n  * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12327)\n  * firefox: thunderbird: JIT miscompilation in the DOM: Core \u0026 HTML component (CVE-2026-12299)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12329)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12312)\n  * firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12302)\n  * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12328)\n  * firefox: thunderbird: Incorrect boundary conditions in the Internationalization component (CVE-2026-12330)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12314)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12309)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12310)\n  * firefox: thunderbird: Denial-of-service in the Graphics: ImageLib component (CVE-2026-12325)\n  * firefox: thunderbird: Sandbox escape in the DOM: Navigation component (CVE-2026-12295)\n  * firefox: thunderbird: Privilege escalation in the Graphics: WebRender component (CVE-2026-12289)\n  * firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12315)\n  * firefox: thunderbird: Sandbox escape in the Security: Process Sandboxing component (CVE-2026-12296)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12306)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12307)\n  * firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Networking component (CVE-2026-12297)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12305)\n  * firefox: thunderbird: Incorrect boundary conditions in the Web Audio component (CVE-2026-12292)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12308)\n  * firefox: thunderbird: Incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-12324)\n  * firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-12304)\n  * firefox: thunderbird: Use-after-free in the Networking: HTTP component (CVE-2026-12291)\n  * firefox: thunderbird: Memory safety bug fixed in Firefox ESR 140.12 (CVE-2026-12298)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","status":"published","published":"2026-06-25T00:00:00Z","modified":"2026-10-29T11:32:34.750650587Z","updated_at":"2026-11-02T15:27:54.283654Z"},{"id":"ALSA-2026:30846","title":"Important: thunderbird security update","description":"Mozilla Thunderbird is a standalone mail and newsgroup client.  \n\nSecurity Fix(es):  \n\n  * firefox: thunderbird: Sandbox escape in the DOM: Workers component (CVE-2026-12294)\n  * firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12313)\n  * firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12311)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12290)\n  * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12327)\n  * firefox: thunderbird: JIT miscompilation in the DOM: Core \u0026 HTML component (CVE-2026-12299)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12329)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12312)\n  * firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12302)\n  * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12328)\n  * firefox: thunderbird: Incorrect boundary conditions in the Internationalization component (CVE-2026-12330)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12314)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12309)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12310)\n  * firefox: thunderbird: Denial-of-service in the Graphics: ImageLib component (CVE-2026-12325)\n  * firefox: thunderbird: Sandbox escape in the DOM: Navigation component (CVE-2026-12295)\n  * firefox: thunderbird: Privilege escalation in the Graphics: WebRender component (CVE-2026-12289)\n  * firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12315)\n  * firefox: thunderbird: Sandbox escape in the Security: Process Sandboxing component (CVE-2026-12296)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12306)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12307)\n  * firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Networking component (CVE-2026-12297)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12305)\n  * firefox: thunderbird: Incorrect boundary conditions in the Web Audio component (CVE-2026-12292)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12308)\n  * firefox: thunderbird: Incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-12324)\n  * firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-12304)\n  * firefox: thunderbird: Use-after-free in the Networking: HTTP component (CVE-2026-12291)\n  * firefox: thunderbird: Memory safety bug fixed in Firefox ESR 140.12 (CVE-2026-12298)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","status":"published","published":"2026-06-29T00:00:00Z","modified":"2026-10-29T11:30:21.311193707Z","updated_at":"2026-11-02T15:27:54.283654Z"},{"id":"ALSA-2026:33445","title":"Important: thunderbird security update","description":"Mozilla Thunderbird is a standalone mail and newsgroup client.  \n\nSecurity Fix(es):  \n\n  * firefox: thunderbird: Sandbox escape in the DOM: Workers component (CVE-2026-12294)\n  * firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12313)\n  * firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-12311)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12290)\n  * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12327)\n  * firefox: thunderbird: JIT miscompilation in the DOM: Core \u0026 HTML component (CVE-2026-12299)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12329)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12312)\n  * firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12302)\n  * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152 (CVE-2026-12328)\n  * firefox: thunderbird: Incorrect boundary conditions in the Internationalization component (CVE-2026-12330)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12314)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12309)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12310)\n  * firefox: thunderbird: Denial-of-service in the Graphics: ImageLib component (CVE-2026-12325)\n  * firefox: thunderbird: Sandbox escape in the DOM: Navigation component (CVE-2026-12295)\n  * firefox: thunderbird: Privilege escalation in the Graphics: WebRender component (CVE-2026-12289)\n  * firefox: thunderbird: Mitigation bypass in the DOM: Security component (CVE-2026-12315)\n  * firefox: thunderbird: Sandbox escape in the Security: Process Sandboxing component (CVE-2026-12296)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12306)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12307)\n  * firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Networking component (CVE-2026-12297)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12305)\n  * firefox: thunderbird: Incorrect boundary conditions in the Web Audio component (CVE-2026-12292)\n  * firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12 (CVE-2026-12308)\n  * firefox: thunderbird: Incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-12324)\n  * firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-12304)\n  * firefox: thunderbird: Use-after-free in the Networking: HTTP component (CVE-2026-12291)\n  * firefox: thunderbird: Memory safety bug fixed in Firefox ESR 140.12 (CVE-2026-12298)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","status":"published","published":"2026-06-30T00:00:00Z","modified":"2026-10-29T11:02:24.292799795Z","updated_at":"2026-11-02T15:27:54.283654Z"},{"id":"CLSA-2026-1783520633","title":"thunderbird: Fix of 6 CVEs","description":"- CVE-2026-12290: WebGL2 missing per-stage uniform-block validation could\n  let a malicious shader exceed driver limits; opt into ANGLE's\n  validatePerStageMaxUniformBlocks and wire MaxVertex/Fragment uniform\n  block counts (Bug 2024852, includes ANGLE cherry-pick 05459080c9a3)\n- CVE-2026-12291: use-after-free in HTTP stream listener chain; hold a\n  strong nsCOMPtr\u003cnsIStreamListener\u003e ref across OnStartRequest/\n  OnDataAvailable/OnStopRequest invocations across 45 callsites\n  (Bug 2036929)\n- CVE-2026-12292: ThreadSharedFloatArrayBufferList::Create returned\n  uninitialized memory; switch js_pod_malloc to js_pod_calloc for the\n  Web Audio float buffer (Bug 2038465)\n- CVE-2026-12294: SharedWorker remote-type confusion; simplify\n  SharedWorker remote type handling by sourcing the remote type from\n  the content process instead of recomputing in parent (Bug 2039873)\n- CVE-2026-12295: sandbox escape via srcdoc data on non-about:srcdoc\n  URIs; add MOZ_RELEASE_ASSERT/IPC reject guards in nsDocShell,\n  nsDocShellLoadState, Document and nsViewSourceChannel (Bug 2040160)\n- CVE-2026-12297: nsStandardURL deserialization could over-read past\n  the spec buffer; add authority/path NS_ENSURE_TRUE consistency check\n  in Deserialize() and null-pointer guard in Finalize() (Bug 2041610,\n  includes prereq Bug 2027976 isSubSegment ladder)","status":"published","published":"2026-07-08T14:24:17Z","modified":"2026-10-26T09:30:10.167270767Z","updated_at":"2026-11-02T15:43:46.151924Z"},{"id":"MGASA-2026-0242","title":"Updated firefox, firefox-l10n, rootcerts, nss packages fix security vulnerabilities","description":"The updated packages fix security vulnerabilities:\nPrivilege escalation in the Graphics: WebRender component.\n(CVE-2026-12289)\nMemory safety bug fixed in Firefox ESR 140.12. (CVE-2026-12290)\nUse-after-free in the Networking: HTTP component. (CVE-2026-12291)\nIncorrect boundary conditions in the Web Audio component.\n(CVE-2026-12292)\nSandbox escape in the DOM: Workers component. (CVE-2026-12294)\nSandbox escape in the DOM: Navigation component. (CVE-2026-12295)\nMemory safety bug fixed in Firefox ESR 140.12. (CVE-2026-12298)\nSandbox escape in the Security: Process Sandboxing component.\n(CVE-2026-12296)\nSandbox escape due to incorrect boundary conditions in the Networking\ncomponent. (CVE-2026-12297)\nJIT miscompilation in the DOM: Core \u0026 HTML component. (CVE-2026-12299)\nMemory safety bug fixed in Firefox ESR 140.12. (CVE-2026-12329)\nMitigation bypass in the DOM: Security component. (CVE-2026-12302)\nSame-origin policy bypass in the Networking: Cookies component.\n(CVE-2026-12304)\nMemory safety bug fixed in Firefox ESR 140.12. (CVE-2026-12305)\nMemory safety bug fixed in Firefox ESR 140.12. (CVE-2026-12306)\nMemory safety bug fixed in Firefox ESR 140.12. (CVE-2026-12307)\nMemory safety bug fixed in Firefox ESR 140.12. (CVE-2026-12308)\nMemory safety bug fixed in Firefox ESR 140.12. (CVE-2026-12309)\nMemory safety bug fixed in Firefox ESR 140.12. (CVE-2026-12310)\nInformation disclosure, sandbox escape in the Security: Process\nSandboxing component. (CVE-2026-12311)\nMemory safety bug fixed in Firefox ESR 140.12. (CVE-2026-12312)\nInformation disclosure, sandbox escape in the Security: Process\nSandboxing component. (CVE-2026-12313)\nMemory safety bug fixed in Firefox ESR 140.12. (CVE-2026-12314)\nMitigation bypass in the DOM: Security component. (CVE-2026-12315)\nIncorrect boundary conditions in the Internationalization component.\n(CVE-2026-12330)\nIncorrect boundary conditions in the Graphics: CanvasWebGL component.\n(CVE-2026-12324)\nDenial-of-service in the Graphics: ImageLib component. (CVE-2026-12325)\nMemory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12,\nFirefox 152 and Thunderbird 152. (CVE-2026-12327)\nMemory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12,\nThunderbird ESR 140.12, Firefox 152 and Thunderbird 152.\n(CVE-2026-12328)\n","status":"published","published":"2026-07-13T21:24:46Z","modified":"2026-07-13T21:30:05.933019631Z","updated_at":"2026-11-02T15:49:43.795591Z"},{"id":"MGASA-2026-0243","title":"Updated thunderbird thunderbird-l10n packages fix security vulnerabilities","description":"The updated packages fix security vulnerabilities:\nPrivilege escalation in the Graphics: WebRender component.\n(CVE-2026-12289)\nMemory safety bug fixed in Thunderbird ESR 140.12. (CVE-2026-12290)\nUse-after-free in the Networking: HTTP component. (CVE-2026-12291)\nIncorrect boundary conditions in the Web Audio component.\n(CVE-2026-12292)\nSandbox escape in the DOM: Workers component. (CVE-2026-12294)\nSandbox escape in the DOM: Navigation component. (CVE-2026-12295)\nMemory safety bug fixed in Thunderbird ESR 140.12. (CVE-2026-12298)\nSandbox escape in the Security: Process Sandboxing component.\n(CVE-2026-12296)\nSandbox escape due to incorrect boundary conditions in the Networking\ncomponent. (CVE-2026-12297)\nJIT miscompilation in the DOM: Core \u0026 HTML component. (CVE-2026-12299)\nMemory safety bug fixed in Thunderbird ESR 140.12. (CVE-2026-12329)\nMitigation bypass in the DOM: Security component. (CVE-2026-12302)\nSame-origin policy bypass in the Networking: Cookies component.\n(CVE-2026-12304)\nMemory safety bug fixed in Thunderbird ESR 140.12. (CVE-2026-12305)\nMemory safety bug fixed in Thunderbird ESR 140.12. (CVE-2026-12306)\nMemory safety bug fixed in Thunderbird ESR 140.12. (CVE-2026-12307)\nMemory safety bug fixed in Thunderbird ESR 140.12. (CVE-2026-12308)\nMemory safety bug fixed in Thunderbird ESR 140.12. (CVE-2026-12309)\nMemory safety bug fixed in Thunderbird ESR 140.12. (CVE-2026-12310)\nInformation disclosure, sandbox escape in the Security: Process\nSandboxing component. (CVE-2026-12311)\nMemory safety bug fixed in Thunderbird ESR 140.12. (CVE-2026-12312)\nInformation disclosure, sandbox escape in the Security: Process\nSandboxing component. (CVE-2026-12313)\nMemory safety bug fixed in Thunderbird ESR 140.12. (CVE-2026-12314)\nMitigation bypass in the DOM: Security component. (CVE-2026-12315)\nIncorrect boundary conditions in the Internationalization component.\n(CVE-2026-12330)\nIncorrect boundary conditions in the Graphics: CanvasWebGL component.\n(CVE-2026-12324)\nDenial-of-service in the Graphics: ImageLib component. (CVE-2026-12325)\nMemory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12,\nFirefox 152 and Thunderbird 152. (CVE-2026-12327)\nMemory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12,\nThunderbird ESR 140.12, Firefox 152 and Thunderbird 152.\n(CVE-2026-12328)\nDenial-of-service via malicious LDAP address-book server.\n(CVE-2026-57962)\nChat UI manipulation by injection. (CVE-2026-57963)\n","status":"published","published":"2026-07-13T21:24:46Z","modified":"2026-07-13T21:35:16.586867602Z","updated_at":"2026-11-02T15:49:43.795591Z"},{"id":"MGASA-2026-0326","title":"Updated thunderbird packages fix security vulnerabilities","description":"Updated thunderbird packages fix various security issues. See the\nlinks to get complete information of each issue.\n","status":"published","published":"2026-08-07T06:29:31Z","modified":"2026-08-07T06:43:39.988048418Z","updated_at":"2026-11-02T15:49:43.795591Z"},{"id":"openSUSE-SU-2026:11052-1","title":"MozillaFirefox-152.0-1.1 on GA media","description":"These are all security issues fixed in the MozillaFirefox-152.0-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-06-18T00:00:00Z","modified":"2026-06-19T08:15:07.127853394Z","updated_at":"2026-11-02T16:58:38.95195Z"},{"id":"openSUSE-SU-2026:11055-1","title":"firefox-esr-140.12.0-1.1 on GA media","description":"These are all security issues fixed in the firefox-esr-140.12.0-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-06-18T00:00:00Z","modified":"2026-06-19T08:15:07.145529568Z","updated_at":"2026-11-02T16:58:38.95195Z"},{"id":"openSUSE-SU-2026:11072-1","title":"MozillaThunderbird-140.12.0-1.1 on GA media","description":"These are all security issues fixed in the MozillaThunderbird-140.12.0-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-06-22T00:00:00Z","modified":"2026-06-24T09:00:18.649870413Z","updated_at":"2026-11-02T16:58:38.95195Z"},{"id":"openSUSE-SU-2026:21043-1","title":"Security update for MozillaFirefox","description":"This update for MozillaFirefox fixes the following issue\n\nUpdate to Firefox 140.12.0 ESR (MFSA 2026-58, bsc#1268071):\n\n- CVE-2026-12289: Privilege escalation in the Graphics: WebRender component.\n- CVE-2026-12290: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12291: Use-after-free in the Networking: HTTP component.\n- CVE-2026-12292: Incorrect boundary conditions in the Web Audio component.\n- CVE-2026-12294: Sandbox escape in the DOM: Workers component.\n- CVE-2026-12295: Sandbox escape in the DOM: Navigation component.\n- CVE-2026-12296: Sandbox escape in the Security: Process Sandboxing component.\n- CVE-2026-12297: Sandbox escape due to incorrect boundary conditions in the Networking component.\n- CVE-2026-12298: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12299: JIT miscompilation in the DOM: Core \u0026 HTML component.\n- CVE-2026-12302: Mitigation bypass in the DOM: Security component.\n- CVE-2026-12304: Same-origin policy bypass in the Networking: Cookies component.\n- CVE-2026-12305: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12306: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12307: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12308: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12309: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12310: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12311: Information disclosure, sandbox escape in the Security: Process Sandboxing component.\n- CVE-2026-12312: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12313: Information disclosure, sandbox escape in the Security: Process Sandboxing component.\n- CVE-2026-12314: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12315: Mitigation bypass in the DOM: Security component.\n- CVE-2026-12324: Incorrect boundary conditions in the Graphics: CanvasWebGL component.\n- CVE-2026-12325: Denial-of-service in the Graphics: ImageLib component.\n- CVE-2026-12327: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird\n  152.\n- CVE-2026-12328: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox\n  152 and Thunderbird 152.\n- CVE-2026-12329: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12330: Incorrect boundary conditions in the Internationalization component.\n","status":"published","published":"2026-06-24T08:25:21Z","modified":"2026-06-30T18:24:29.141224909Z","updated_at":"2026-11-02T16:58:41.885092Z"},{"id":"openSUSE-SU-2026:21168-1","title":"Security update for MozillaThunderbird","description":"This update for MozillaThunderbird fixes the following issues:\n\nChanges in MozillaThunderbird:\n\n- Mozilla Thunderbird 140.12.0 ESR\n  MFSA 2026-61 (bsc#1268071)\n  * CVE-2026-12289 (bmo#2023443)\n    Privilege escalation in the Graphics: WebRender component\n  * CVE-2026-12290 (bmo#2024852)\n    Memory safety bug fixed in Thunderbird ESR 140.12\n  * CVE-2026-12291 (bmo#2036929)\n    Use-after-free in the Networking: HTTP component\n  * CVE-2026-12292 (bmo#2038465)\n    Incorrect boundary conditions in the Web Audio component\n  * CVE-2026-12294 (bmo#2039873)\n    Sandbox escape in the DOM: Workers component\n  * CVE-2026-12295 (bmo#2040160)\n    Sandbox escape in the DOM: Navigation component\n  * CVE-2026-12298 (bmo#2041981)\n    Memory safety bug fixed in Thunderbird ESR 140.12\n  * CVE-2026-12296 (bmo#2040515)\n    Sandbox escape in the Security: Process Sandboxing component\n  * CVE-2026-12297 (bmo#2041610)\n    Sandbox escape due to incorrect boundary conditions in the\n    Networking component\n  * CVE-2026-12299 (bmo#2043139)\n    JIT miscompilation in the DOM: Core \u0026 HTML component\n  * CVE-2026-12329 (bmo#2044738)\n    Memory safety bug fixed in Thunderbird ESR 140.12\n  * CVE-2026-12302 (bmo#2034489)\n    Mitigation bypass in the DOM: Security component\n  * CVE-2026-12304 (bmo#2034944)\n    Same-origin policy bypass in the Networking: Cookies component\n  * CVE-2026-12305 (bmo#2037290)\n    Memory safety bug fixed in Thunderbird ESR 140.12\n  * CVE-2026-12306 (bmo#2037323)\n    Memory safety bug fixed in Thunderbird ESR 140.12\n  * CVE-2026-12307 (bmo#2038133)\n    Memory safety bug fixed in Thunderbird ESR 140.12\n  * CVE-2026-12308 (bmo#2038302)\n    Memory safety bug fixed in Thunderbird ESR 140.12\n  * CVE-2026-12309 (bmo#2038476)\n    Memory safety bug fixed in Thunderbird ESR 140.12\n  * CVE-2026-12310 (bmo#2039707)\n    Memory safety bug fixed in Thunderbird ESR 140.12\n  * CVE-2026-12311 (bmo#2040177)\n    Information disclosure, sandbox escape in the Security:\n    Process Sandboxing component\n  * CVE-2026-12312 (bmo#2040383)\n    Memory safety bug fixed in Thunderbird ESR 140.12\n  * CVE-2026-12313 (bmo#2040477)\n    Information disclosure, sandbox escape in the Security:\n    Process Sandboxing component\n  * CVE-2026-12314 (bmo#2041856)\n    Memory safety bug fixed in Thunderbird ESR 140.12\n  * CVE-2026-12315 (bmo#2042058)\n    Mitigation bypass in the DOM: Security component\n  * CVE-2026-12330 (bmo#2029326)\n    Incorrect boundary conditions in the Internationalization\n    component\n  * CVE-2026-12324 (bmo#2038444)\n    Incorrect boundary conditions in the Graphics: CanvasWebGL\n    component\n  * CVE-2026-12325 (bmo#2039443)\n    Denial-of-service in the Graphics: ImageLib component\n  * CVE-2026-12327 (bmo#2011842, bmo#2023902, bmo#2025512, bmo#2027312,\n    bmo#2029444, bmo#2036571, bmo#2036900, bmo#2036936, bmo#2037995,\n    bmo#2038551, bmo#2040717, bmo#2042724)\n    Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird\n    ESR 140.12, Firefox 152 and Thunderbird 152\n  * CVE-2026-12328 (bmo#2029402, bmo#2038477, bmo#2039726, bmo#2041373,\n    bmo#2042268, bmo#2042451, bmo#2042782, bmo#2042858, bmo#2042929,\n    bmo#2042965, bmo#2043213)\n    Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR\n    140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152\n\n- Mozilla Thunderbird 140.11.0 ESR\n  MFSA 2026-51 (bsc#1265212)\n  * CVE-2026-8946 (bmo#2029070)\n    Incorrect boundary conditions in the Audio/Video: Web Codecs\n    component\n  * CVE-2026-8388 (bmo#2036978)\n    Incorrect boundary conditions in the JavaScript Engine: JIT\n    component\n  * CVE-2026-8947 (bmo#2038439)\n    Use-after-free in the DOM: Bindings (WebIDL) component\n  * CVE-2026-8391 (bmo#2038575)\n    Other issue in the JavaScript Engine component\n  * CVE-2026-8401 (bmo#2038679)\n    Sandbox escape in the Profile Backup component\n  * CVE-2026-8949 (bmo#1355639)\n    Integer overflow in the Widget: Win32 component\n  * CVE-2026-8950 (bmo#1965430)\n    Same-origin policy bypass in the Networking: HTTP component\n  * CVE-2026-8953 (bmo#2029511)\n    Sandbox escape due to use-after-free in the Disability Access\n    APIs component\n  * CVE-2026-8954 (bmo#2030747)\n    Incorrect boundary conditions, integer overflow in the\n    Audio/Video component\n  * CVE-2026-8955 (bmo#2031064)\n    Privilege escalation in the DOM: Workers component\n  * CVE-2026-8956 (bmo#2032427)\n    Integer overflow in the Networking: JAR component\n  * CVE-2026-8957 (bmo#2033850)\n    Privilege escalation in the Enterprise Policies component\n  * CVE-2026-8958 (bmo#2034713)\n    Information disclosure, sandbox escape in the Security:\n    Process Sandboxing component\n  * CVE-2026-8959 (bmo#2034754)\n    Sandbox escape due to incorrect boundary conditions in the\n    Widget: Win32 component\n  * CVE-2026-8961 (bmo#1962625)\n    Spoofing issue in the Form Autofill component\n  * CVE-2026-8962 (bmo#2004804)\n    Mitigation bypass in the DOM: Security component\n  * CVE-2026-8968 (bmo#2030467)\n    Denial-of-service due to invalid pointer in the Audio/Video:\n    Web Codecs component\n  * CVE-2026-8970 (bmo#2032174)\n    Privilege escalation in the Security component\n  * CVE-2026-8974 (bmo#1784128, bmo#1883230, bmo#1983677, bmo#2022390,\n    bmo#2023116, bmo#2023657, bmo#2024255, bmo#2024418, bmo#2024441,\n    bmo#2024447, bmo#2024966, bmo#2025412, bmo#2025467, bmo#2025940,\n    bmo#2025950, bmo#2025956, bmo#2026284, bmo#2027247, bmo#2027255,\n    bmo#2027288, bmo#2027306, bmo#2027322, bmo#2027332, bmo#2027333,\n    bmo#2028266, bmo#2028292, bmo#2028319, bmo#2028526, bmo#2028870,\n    bmo#2028876, bmo#2028882, bmo#2029062, bmo#2029309, bmo#2029414,\n    bmo#2029422, bmo#2029428, bmo#2029447, bmo#2029732, bmo#2029785,\n    bmo#2029793, bmo#2029813, bmo#2029899, bmo#2031028, bmo#2031457,\n    bmo#2032039, bmo#2033610, bmo#2033854, bmo#2034498, bmo#2034628,\n    bmo#2034978, bmo#2035966, bmo#2036668, bmo#2036905, bmo#2036930)\n    Memory safety bugs fixed in Thunderbird 140.11 and Thunderbird 151\n  * CVE-2026-8975 (bmo#1860195, bmo#2029325, bmo#2029429, bmo#2029910,\n    bmo#2035915, bmo#2038669, bmo#2038678)\n    Memory safety bugs fixed in Thunderbird 140.11 and Thunderbird 151\n\n- Mozilla Thunderbird 140.10.2\n  MFSA 2026-44 (bsc#1264378)\n  * CVE-2026-8090 (bmo#2034352)\n    Use-after-free in the DOM: Networking component\n  * CVE-2026-8094 (bmo#2035939)\n    Other issue in the WebRTC component\n  * CVE-2026-8092 (bmo#1806249, bmo#2021977, bmo#2022576, bmo#2022722,\n    bmo#2024439, bmo#2027883, bmo#2029463, bmo#2030323, bmo#2032042,\n    bmo#2032043, bmo#2033270, bmo#2033637, bmo#2034422, bmo#2034496,\n    bmo#2035879, bmo#2036516)\n    Memory safety bugs fixed in Thunderbird ESR 140.10.2 and\n    Thunderbird 150.0.2\n\n- Mozilla Thunderbird 140.10.1 ESR\n  MFSA 2026-39 (bsc#1263110)\n  * CVE-2026-7320 (bmo#2027433)\n    Information disclosure due to incorrect boundary conditions\n    in the Audio/Video component\n  * CVE-2026-7321 (bmo#2029461)\n    Sandbox escape due to incorrect boundary conditions in the\n    WebRTC: Networking component\n  * CVE-2026-7322 (bmo#2021904, bmo#2022731, bmo#2027158,\n    bmo#2027733, bmo#2027973, bmo#2027976, bmo#2028231,\n    bmo#2028731, bmo#2028886, bmo#2029067, bmo#2029700,\n    bmo#2029724, bmo#2029806, bmo#2029814, bmo#2030108,\n    bmo#2030111, bmo#2031524, bmo#2031921, bmo#2032040)\n    Memory safety bugs fixed in Thunderbird ESR 140.10.1 and\n    Thunderbird 150.0.1\n  * CVE-2026-7323 (bmo#2028537, bmo#2029911, bmo#2031121,\n    bmo#2033602)\n    Memory safety bugs fixed in Thunderbird ESR 140.10.1 and\n    Thunderbird 150.0.1\n","status":"published","published":"2026-06-29T11:13:35Z","modified":"2026-06-30T09:15:07.725612415Z","updated_at":"2026-11-02T16:58:41.885092Z"},{"id":"openSUSE-SU-2026:21519-1","title":"Security update for MozillaFirefox","description":"This update for MozillaFirefox fixes the following issues:\n\n- Update to Firefox Extended Support Release 140.13.0 ESR.\n  - MFSA 2026-70 (bsc#1271649):\n    * CVE-2026-15718: Invalid pointer in the JavaScript: WebAssembly component\n    * CVE-2026-15719: Site isolation issue in the DOM: Navigation component\n    * CVE-2026-16349: Same-origin policy bypass in the DOM: Navigation component\n    * CVE-2026-16350: Incorrect boundary conditions in the Audio/Video: cubeb component\n    * CVE-2026-16362: Use-after-free in the WebRTC: Audio/Video component\n    * CVE-2026-16351: Sandbox escape due to use-after-free in the DOM: Navigation component\n    * CVE-2026-16352: Sandbox escape due to use-after-free in the Disability Access APIs component\n    * CVE-2026-16363: JIT miscompilation in the JavaScript: WebAssembly component\n    * CVE-2026-16353: Invalid pointer in the DOM: Bindings (WebIDL) component\n    * CVE-2026-16354: Information disclosure in the Graphics: ImageLib component\n    * CVE-2026-16368: Incorrect boundary conditions in the JavaScript: WebAssembly component\n    * CVE-2026-16369: Integer overflow in the JavaScript: WebAssembly component\n    * CVE-2026-16355: JIT miscompilation in the JavaScript Engine: JIT component\n    * CVE-2026-16356: Sandbox escape due to use-after-free in the Disability Access APIs component\n    * CVE-2026-16357: Incorrect boundary conditions in the Graphics component\n    * CVE-2026-16371: Privilege escalation in the DOM: Navigation component\n    * CVE-2026-16374: Information disclosure in the Framework component in DevTools\n    * CVE-2026-16375: Site isolation issue in the Networking: HTTP component\n    * CVE-2026-16377: Mitigation bypass in the PDF Viewer component\n    * CVE-2026-16379: Privilege escalation in the DOM: Content Processes component\n    * CVE-2026-16358: Site isolation issue in the Graphics: WebRender component\n    * CVE-2026-16381: Same-origin policy bypass in the Networking: DNS component\n    * CVE-2026-16383: Mitigation bypass in the DOM: Networking component\n    * CVE-2026-16387: Site isolation issue in the Networking component\n    * CVE-2026-16390: Mitigation bypass in the Enterprise Policies component\n    * CVE-2026-16391: Information disclosure in the Storage: IndexedDB component\n    * CVE-2026-16359: Incorrect boundary conditions in the Audio/Video: GMP component\n    * CVE-2026-16396: Privilege escalation in WebExtensions\n    * CVE-2026-16405: Information disclosure in the Networking: WebSockets component\n    * CVE-2026-16412: Memory safety bugs fixed in Firefox ESR 140.13 and Firefox 153\n    * CVE-2026-16360: Memory safety bugs fixed in Firefox ESR 115.38, Firefox ESR 140.13 and Firefox 153\n    * CVE-2026-16361: Memory safety bugs fixed in Firefox ESR 115.38 and Firefox ESR 140.13\n- Remove obsolete `mozilla-nss-certs` (bsc#1269226).\n","status":"published","published":"2026-08-03T17:09:17Z","modified":"2026-08-04T18:30:06.535416897Z","updated_at":"2026-11-02T16:58:41.885092Z"},{"id":"SUSE-SU-2026:22351-1","title":"Security update for MozillaFirefox","description":"This update for MozillaFirefox fixes the following issue\n\nUpdate to Firefox 140.12.0 ESR (MFSA 2026-58, bsc#1268071):\n\n- CVE-2026-12289: Privilege escalation in the Graphics: WebRender component.\n- CVE-2026-12290: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12291: Use-after-free in the Networking: HTTP component.\n- CVE-2026-12292: Incorrect boundary conditions in the Web Audio component.\n- CVE-2026-12294: Sandbox escape in the DOM: Workers component.\n- CVE-2026-12295: Sandbox escape in the DOM: Navigation component.\n- CVE-2026-12296: Sandbox escape in the Security: Process Sandboxing component.\n- CVE-2026-12297: Sandbox escape due to incorrect boundary conditions in the Networking component.\n- CVE-2026-12298: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12299: JIT miscompilation in the DOM: Core \u0026 HTML component.\n- CVE-2026-12302: Mitigation bypass in the DOM: Security component.\n- CVE-2026-12304: Same-origin policy bypass in the Networking: Cookies component.\n- CVE-2026-12305: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12306: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12307: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12308: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12309: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12310: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12311: Information disclosure, sandbox escape in the Security: Process Sandboxing component.\n- CVE-2026-12312: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12313: Information disclosure, sandbox escape in the Security: Process Sandboxing component.\n- CVE-2026-12314: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12315: Mitigation bypass in the DOM: Security component.\n- CVE-2026-12324: Incorrect boundary conditions in the Graphics: CanvasWebGL component.\n- CVE-2026-12325: Denial-of-service in the Graphics: ImageLib component.\n- CVE-2026-12327: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird\n  152.\n- CVE-2026-12328: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox\n  152 and Thunderbird 152.\n- CVE-2026-12329: Memory safety bug fixed in Firefox ESR 140.12.\n- CVE-2026-12330: Incorrect boundary conditions in the Internationalization component.\n","status":"published","published":"2026-06-24T08:56:23Z","modified":"2026-07-02T18:24:13.611203438Z","updated_at":"2026-11-02T15:54:03.080707Z"}]},"sources_more":{"osv":6}}