{"id":"CVE-2026-48845","aliases":["DEBIAN-CVE-2026-48845","EUVD-2026-31720","GHSA-g4h2-2gp2-j3wq","MGASA-2026-0194","UBUNTU-CVE-2026-48845","openSUSE-SU-2026:10869-1","openSUSE-SU-2026:20852-1"],"status":"published","title":"In Roundcube Webmail 1.6.x between 1.6.14 and 1.6.16 and 1.7.x before 1.7.1, remote image...","description":"In Roundcube Webmail 1.6.x between 1.6.14 and 1.6.16 and 1.7.x before 1.7.1, remote image blocking was not honored for URLs pointing to local/private destinations, which may lead to information disclosure or privilege escalation via a text/html email message.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00377,"percentile":0.32025,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-669"],"published":"2026-05-25T19:18:09Z","modified":"2026-10-28T02:30:57Z","fixes":[{"ecosystem":"Debian:12","package":"roundcube","fixed_in":["1.6.5+dfsg-1+deb12u9"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"roundcube","fixed_in":["1.6.16+dfsg-0+deb13u1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"roundcube","fixed_in":["1.6.16+dfsg-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"roundcube","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.5+dfsg-1+deb12u9"}]}],"versions":["1.6.1+dfsg-1","1.6.2+dfsg-1","1.6.3+dfsg-1","1.6.3+dfsg-1~deb12u1","1.6.3+dfsg-2","1.6.4+dfsg-1","1.6.4+dfsg-1~deb12u1","1.6.5+dfsg-1","1.6.5+dfsg-1+deb12u2","1.6.5+dfsg-1+deb12u3","1.6.5+dfsg-1+deb12u4","1.6.5+dfsg-1+deb12u5","1.6.5+dfsg-1+deb12u6","1.6.5+dfsg-1+deb12u7","1.6.5+dfsg-1+deb12u8","1.6.5+dfsg-1~deb12u1"]},{"source":"osv","ecosystem":"Debian:13","package":"roundcube","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.16+dfsg-0+deb13u1"}]}],"versions":["1.6.11+dfsg-1","1.6.12+dfsg-0+deb13u1","1.6.12+dfsg-1","1.6.13+dfsg-0+deb13u1","1.6.13+dfsg-1","1.6.14+dfsg-1","1.6.15+dfsg-0+deb13u1","1.6.15+dfsg-1"]},{"source":"osv","ecosystem":"Debian:14","package":"roundcube","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.16+dfsg-1"}]}],"versions":["1.6.11+dfsg-1","1.6.12+dfsg-1","1.6.13+dfsg-1","1.6.14+dfsg-1","1.6.15+dfsg-1"]},{"source":"osv","ecosystem":"Mageia:9","package":"roundcubemail","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.16-1.mga9"}]}],"bundled":8},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"roundcube","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.1+dfsg.1-2","1.1.2+dfsg.1-5","1.1.3+dfsg.1-1","1.1.4+dfsg.1-1","1.2~beta+dfsg.1-0ubuntu1","1.2~beta+dfsg.1-0ubuntu1+esm1","1.2~beta+dfsg.1-0ubuntu1+esm2","1.2~beta+dfsg.1-0ubuntu1+esm3","1.2~beta+dfsg.1-0ubuntu1+esm4","1.2~beta+dfsg.1-0ubuntu1+esm5","1.2~beta+dfsg.1-0ubuntu1+esm6","1.2~beta+dfsg.1-0ubuntu1+esm7","1.2~beta+dfsg.1-0ubuntu1+esm8"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"roundcube","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.3.0+dfsg.1-1","1.3.1+dfsg.1-1","1.3.3+dfsg.1-1","1.3.3+dfsg.1-2","1.3.6+dfsg.1-1","1.3.6+dfsg.1-1ubuntu0.1~esm1","1.3.6+dfsg.1-1ubuntu0.1~esm2","1.3.6+dfsg.1-1ubuntu0.1~esm3","1.3.6+dfsg.1-1ubuntu0.1~esm4","1.3.6+dfsg.1-1ubuntu0.1~esm5","1.3.6+dfsg.1-1ubuntu0.1~esm6","1.3.6+dfsg.1-1ubuntu0.1~esm7","1.3.6+dfsg.1-1ubuntu0.1~esm8"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"roundcube","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.3.8+dfsg.1-2","1.3.10+dfsg.1-1","1.4.1+dfsg.1-2","1.4.2+dfsg.1-1","1.4.2+dfsg.1-2","1.4.3+dfsg.1-1","1.4.3+dfsg.1-1ubuntu0.1~esm1","1.4.3+dfsg.1-1ubuntu0.1~esm2","1.4.3+dfsg.1-1ubuntu0.1~esm3","1.4.3+dfsg.1-1ubuntu0.1~esm4","1.4.3+dfsg.1-1ubuntu0.1~esm5","1.4.3+dfsg.1-1ubuntu0.1~esm6","1.4.3+dfsg.1-1ubuntu0.1~esm7","1.4.3+dfsg.1-1ubuntu0.1~esm8"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"roundcube","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.4.11+dfsg.1-4","1.5.0+dfsg.1-2","1.5.0+dfsg.1-2ubuntu0.1~esm1","1.5.0+dfsg.1-2ubuntu0.1~esm2","1.5.0+dfsg.1-2ubuntu0.1~esm3","1.5.0+dfsg.1-2ubuntu0.1~esm4","1.5.0+dfsg.1-2ubuntu0.1~esm5","1.5.0+dfsg.1-2ubuntu0.1~esm6"]},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"roundcube","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.2+dfsg-1","1.6.4+dfsg-1","1.6.5+dfsg-1","1.6.6+dfsg-1","1.6.6+dfsg-2","1.6.6+dfsg-2ubuntu0.1","1.6.6+dfsg-2ubuntu0.1+esm1","1.6.6+dfsg-2ubuntu0.1+esm2","1.6.6+dfsg-2ubuntu0.1+esm3"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"roundcube","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.10+dfsg-1","1.6.10+dfsg-2","1.6.11+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"roundcube","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.11+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:26.04:LTS","package":"roundcube","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.11+dfsg-1","1.6.11+dfsg-1ubuntu0.26.04.1~esm1"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"roundcubemail","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.16-2.1"}]}],"bundled":8}],"products":[{"vendor":"bulwarkmail","product":"webmail"},{"vendor":"roundcube","product":"webmail"}],"references":[{"url":"https://roundcube.net/news/2026/05/24/security-updates-1.6.16-and-1.7.1","tags":["web","report"]},{"url":"https://github.com/roundcube/roundcubemail/releases/tag/1.7.1","tags":["web","report"]},{"url":"https://github.com/roundcube/roundcubemail/commit/d82b8c6cd06c378eca6d647ccd548f4ff1c68659","tags":["fix","report"]},{"url":"https://github.com/roundcube/roundcubemail/releases/tag/1.6.16","tags":["web","report"]},{"url":"https://github.com/roundcube/roundcubemail/commit/7b52353653a67e6073b97d70eb94047132b78556","tags":["fix","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-48845","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-g4h2-2gp2-j3wq"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/48xxx/CVE-2026-48845.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-48845","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2026-0194.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=35599","tags":["report"]},{"url":"https://lists.debian.org/debian-security-announce/2026/msg00212.html","tags":["web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HYFEOBDMYY7JRKWNFYSC7KT2TT2XXNBE/","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2026/06/03/17","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2026-48845","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-48845","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2026-48842","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-48843","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-48844","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-48845","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-48846","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-48847","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-48848","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-48849","tags":["web"]},{"url":"https://bugzilla.suse.com/1266329","tags":["report"]},{"url":"https://bugzilla.suse.com/1266331","tags":["report"]},{"url":"https://bugzilla.suse.com/1266332","tags":["report"]},{"url":"https://bugzilla.suse.com/1266333","tags":["report"]},{"url":"https://bugzilla.suse.com/1266334","tags":["report"]},{"url":"https://bugzilla.suse.com/1266335","tags":["report"]},{"url":"https://bugzilla.suse.com/1266336","tags":["report"]},{"url":"https://bugzilla.suse.com/1266337","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-48845","description":"In Roundcube Webmail 1.6.x between 1.6.14 and 1.6.16 and 1.7.x before 1.7.1, remote image blocking was not honored for URLs pointing to local/private destinations, which may lead to information disclosure or privilege escalation via a text/html email message.","status":"published","published":"2026-05-25T19:18:09.549Z","modified":"2026-05-27T03:55:26.292Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-669"],"updated_at":"2026-11-02T14:19:47.998488Z"}],"euvd":[{"id":"EUVD-2026-31720","description":"In Roundcube Webmail 1.6.x between 1.6.14 and 1.6.16 and 1.7.x before 1.7.1, remote image blocking was not honored for URLs pointing to local/private destinations, which may lead to information disclosure or privilege escalation via a text/html email message.","status":"published","published":"2026-05-25T19:18:09Z","modified":"2026-05-27T03:55:26Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T18:21:06.054612Z"}],"ghsa":[{"id":"GHSA-g4h2-2gp2-j3wq","title":"In Roundcube Webmail 1.6.x between 1.6.14 and 1.6.16 and 1.7.x before 1.7.1, remote image...","description":"In Roundcube Webmail 1.6.x between 1.6.14 and 1.6.16 and 1.7.x before 1.7.1, remote image blocking was not honored for URLs pointing to local/private destinations, which may lead to information disclosure or privilege escalation via a text/html email message.","status":"published","published":"2026-05-26T13:30:49Z","modified":"2026-05-26T13:30:55Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-669"],"updated_at":"2026-11-02T15:08:17.507995Z"}],"nvd":[{"id":"CVE-2026-48845","description":"In Roundcube Webmail 1.6.x between 1.6.14 and 1.6.16 and 1.7.x before 1.7.1, remote image blocking was not honored for URLs pointing to local/private destinations, which may lead to information disclosure or privilege escalation via a text/html email message.","status":"published","published":"2026-05-25T20:16:37.027Z","modified":"2026-07-24T10:10:00.197Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-669"],"updated_at":"2026-11-02T14:12:20.131508Z"}],"osv":[{"id":"CVE-2026-48845","description":"In Roundcube Webmail 1.6.x between 1.6.14 and 1.6.16 and 1.7.x before 1.7.1, remote image blocking was not honored for URLs pointing to local/private destinations, which may lead to information disclosure or privilege escalation via a text/html email message.","status":"published","published":"2026-05-25T19:18:09.549Z","modified":"2026-10-28T02:30:57.281969166Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-669"],"updated_at":"2026-11-02T15:45:06.701612Z"},{"id":"DEBIAN-CVE-2026-48845","description":"In Roundcube Webmail 1.6.x between 1.6.14 and 1.6.16 and 1.7.x before 1.7.1, remote image blocking was not honored for URLs pointing to local/private destinations, which may lead to information disclosure or privilege escalation via a text/html email message.","status":"published","published":"2026-05-25T20:16:37.027Z","modified":"2026-10-01T03:03:16.225893353Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:56.444225Z"},{"id":"UBUNTU-CVE-2026-48845","description":"In Roundcube Webmail 1.6.x between 1.6.14 and 1.6.16 and 1.7.x before 1.7.1, remote image blocking was not honored for URLs pointing to local/private destinations, which may lead to information disclosure or privilege escalation via a text/html email message.","status":"published","published":"2026-05-25T20:16:00Z","modified":"2026-10-17T13:00:23.848818363Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T16:56:33.391918Z"},{"id":"MGASA-2026-0194","title":"Updated roundcubemail packages fix security vulnerabilities","description":"Multiple security vulnerabilities were discovered in RoundCube Webmail,\nwhich could result in cross-site scripting, SQL injection, SSRF bypass,\ninformation disclosure, denial of service or code injection.\n","status":"published","published":"2026-06-11T01:40:05Z","modified":"2026-06-11T01:45:04.73003894Z","updated_at":"2026-11-02T15:49:43.178336Z"},{"id":"openSUSE-SU-2026:10869-1","title":"roundcubemail-1.6.16-2.1 on GA media","description":"These are all security issues fixed in the roundcubemail-1.6.16-2.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-05-27T00:00:00Z","modified":"2026-05-28T08:15:08.854861512Z","updated_at":"2026-11-02T16:58:38.95195Z"},{"id":"openSUSE-SU-2026:20852-1","title":"Security update for roundcubemail","description":"This update for roundcubemail fixes the following issues:\n\nChanges in roundcubemail:\n\n- update to 1.6.16\n  + Fix potential too long value in IMAP ID command (#10136)\n  + Security: Fix stored XSS/HTML/CSS injection in subject field of the draft restore dialog [CVE-2026-48849] [bsc#1266337]\n  + Security: Fix CSS injection bypass in HTML sanitizer via SVG 'animate attributeName=\"style\"' [CVE-2026-48848] [bsc#1266336]\n  + Security: Fix pre-auth SQL injection in virtuser_query plugin via preg_replace backslash escape bypass [CVE-2026-48842] [bsc#1266329]\n  + Security: Fix SSRF bypass via specific local address URLs [CVE-2026-48843] [bsc#1266331]\n  + Security: Fix bypass of remote image blocking via CSS var() [CVE-2026-48846] [bsc#1266334]\n  + Security: Fix local/private URL fetch bypass when remote resources were not allowed [CVE-2026-48845] [bsc#1266333]\n  + Security: Fix pre-auth arbitrary file delete via redis/memcache session poisoning bypass [CVE-2026-48847] [bsc#1266335]\n  + Security: Fix code injection vulnerability - remove support for code evaluation in LDAP autovalues option [CVE-2026-48844] [bsc#1266332]\n","status":"published","published":"2026-05-31T10:25:53Z","modified":"2026-06-02T08:45:08.549316756Z","updated_at":"2026-11-02T16:58:41.463445Z"}]}}