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CVE-2026-74966

Information disclosure in the Form Autofill component

7.5 High

Information disclosure in the Form Autofill component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

0.44%Up 0.3 points since Aug 19, 2026
90%50%10%1%

What each source reports

CVE List Score used 7.5

Information disclosure in the Form Autofill component

Information disclosure in the Form Autofill component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.

Record
CVE-2026-74966
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-359
Updated
2026-11-02
EUVDEUVD-2026-60686 7.5

Information disclosure in the Form Autofill component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.

Record
EUVD-2026-60686
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-79c9-ggp3-hgmx 7.5

Information disclosure in the Form Autofill component. This vulnerability was fixed in Firefox...

Information disclosure in the Form Autofill component. This vulnerability was fixed in Firefox 154 and Firefox ESR 153.1.

Record
GHSA-79c9-ggp3-hgmx
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-359
Updated
2026-11-02
NVD 7.5

Information disclosure in the Form Autofill component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.

Record
CVE-2026-74966
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-359
Updated
2026-11-02
OSVUBUNTU-CVE-2026-74966 7.5

Information disclosure in the Form Autofill component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.

Record
UBUNTU-CVE-2026-74966
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-02
OSVCLSA-2026-1788696027 No score

thunderbird: Fix of 78 CVEs

  • update to 153.2.0 ESR (MFSA 2026-80, MFSA 2026-88)
  • regenerate P11 rust-file-removal: the comm copy of the vendored wast crate changed in 153.2.0, so its one-line .cargo-checksum.json hunk no longer matched (the third_party copy and idna were unaffected)
  • CVE-2026-74934: Site isolation issue in the Graphics: CanvasWebGL component
  • CVE-2026-74935: Privilege escalation in the DOM: Networking component
  • CVE-2026-74936: Use-after-free in the JavaScript: WebAssembly component
  • CVE-2026-74937: Use-after-free in the JavaScript: GC component
  • CVE-2026-74938: Mitigation bypass in the JavaScript: GC component
  • CVE-2026-74939: Privilege escalation in the DOM: Navigation component
  • CVE-2026-74940: Use-after-free in the Graphics: Text component
  • CVE-2026-74941: Privilege escalation in the Graphics: CanvasWebGL component
  • CVE-2026-74942: Privilege escalation in the Remote Settings Client component
  • CVE-2026-74943: Use-after-free in the Graphics: ImageLib component
  • CVE-2026-74944: Use-after-free in the DOM: Core & HTML component
  • CVE-2026-74945: Information disclosure in the Graphics: Text component
  • CVE-2026-74946: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component
  • CVE-2026-74947: Privilege escalation due to invalid pointer in the Graphics component
  • CVE-2026-74948: Information disclosure in the Graphics component
  • CVE-2026-74949: Privilege escalation due to use-after-free in the Graphics: Canvas2D component
  • CVE-2026-74952: Privilege escalation in the Application Update component
  • CVE-2026-74953: Privilege escalation in the Networking: Cookies component
  • CVE-2026-74954: Information disclosure due to side-channel in the Storage: Cache API component
  • CVE-2026-74955: Privilege escalation in the Request Handling component
  • CVE-2026-74956: Same-origin policy bypass in the DOM: Service Workers component
  • CVE-2026-74957: Mitigation bypass in the Safe Browsing component
  • CVE-2026-74958: Information disclosure in the WebRTC component
  • CVE-2026-74959: Mitigation bypass in the Storage: Cache API component
  • CVE-2026-74960: Site isolation issue in the WebExtensions component
  • CVE-2026-74961: Side-channel in the Web Audio component
  • CVE-2026-74962: Site isolation issue in the Networking: Cookies component
  • CVE-2026-74963: Same-origin policy bypass in the Networking: Cookies component
  • CVE-2026-74964: Integer overflow in the Graphics component
  • CVE-2026-74965: Privilege escalation in the Shell Integration component
  • CVE-2026-74966: Information disclosure in the Form Autofill component
  • CVE-2026-74967: Same-origin policy bypass in the Audio/Video: Playback component
  • CVE-2026-74968: Site isolation issue in the Graphics: WebRender component
  • CVE-2026-74969: Use-after-free in the Layout: Text and Fonts component
  • CVE-2026-74970: Site isolation issue in the Graphics component
  • CVE-2026-74971: Information disclosure in the DOM: UI Events & Focus Handling component
  • CVE-2026-74972: Information disclosure in the DOM: Push Subscriptions component
  • CVE-2026-74973: Race condition, use-after-free in the Graphics component
  • CVE-2026-74974: Same-origin policy bypass in the Graphics: ImageLib component
  • CVE-2026-74976: JIT miscompilation in the JavaScript Engine: JIT component
  • CVE-2026-74977: Integer overflow in the Graphics component
  • CVE-2026-74978: Clickjacking issue in the Widget component
  • CVE-2026-74979: Mitigation bypass in the Add-ons Manager component
  • CVE-2026-74981: Site isolation issue in the Audio/Video: Web Codecs component
  • CVE-2026-74982: Denial-of-service in the Widget component
  • CVE-2026-74983: Mitigation bypass in the Data Loss Prevention component
  • CVE-2026-74984: Race condition in the JavaScript Engine component
  • CVE-2026-74985: Privilege escalation in the Enterprise Policies component
  • CVE-2026-74986: Site isolation issue in the CSS Parsing and Computation component
  • CVE-2026-74987: Internally found bugs fixed in…
Record
CLSA-2026-1788696027
Updated
2026-11-02
Show 13 moreShow less
OSVMGASA-2026-0345 No score

Updated nspr, nss, & firefox packages fix security vulnerabilities

Site isolation issue in the Graphics: CanvasWebGL component. (CVE-2026-74934) Privilege escalation in the DOM: Networking component. (CVE-2026-74935) Use-after-free in the JavaScript: WebAssembly component. (CVE-2026-74936) Use-after-free in the JavaScript: GC component. (CVE-2026-74937) Mitigation bypass in the JavaScript: GC component. (CVE-2026-74938) Privilege escalation in the DOM: Navigation component. (CVE-2026-74939) Use-after-free in the Graphics: Text component. (CVE-2026-74940) Privilege escalation in the Graphics: CanvasWebGL component. (CVE-2026-74941) Privilege escalation in the Remote Settings Client component. (CVE-2026-74942) Use-after-free in the Graphics: ImageLib component. (CVE-2026-74943) Use-after-free in the DOM: Core & HTML component. (CVE-2026-74944) Information disclosure in the Graphics: Text component. (CVE-2026-74945) Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. (CVE-2026-74946) Privilege escalation due to invalid pointer in the Graphics component. (CVE-2026-74947) Information disclosure in the Graphics component. (CVE-2026-74948) Privilege escalation in the Downloads API component. (CVE-2026-74950) Privilege escalation in the Networking: Cookies component. (CVE-2026-74953) Information disclosure due to side-channel in the Storage: Cache API component. (CVE-2026-74954) Privilege escalation in the Request Handling component. (CVE-2026-74955) Same-origin policy bypass in the DOM: Service Workers component. (CVE-2026-74956) Mitigation bypass in the Safe Browsing component. (CVE-2026-74957) Information disclosure in the WebRTC component. (CVE-2026-74958) Mitigation bypass in the Storage: Cache API component. (CVE-2026-74959) Site isolation issue in the WebExtensions component. (CVE-2026-74960) Side-channel in the Web Audio component. (CVE-2026-74961) Site isolation issue in the Networking: Cookies component. (CVE-2026-74962) Same-origin policy bypass in the Networking: Cookies component. (CVE-2026-74963) Integer overflow in the Graphics component. (CVE-2026-74964) Privilege escalation in the Shell Integration component. (CVE-2026-74965) Information disclosure in the Form Autofill component. (CVE-2026-74966) Same-origin policy bypass in the Audio/Video: Playback component. (CVE-2026-74967) Site isolation issue in the Graphics: WebRender component. (CVE-2026-74968) Use-after-free in the Layout: Text and Fonts component. (CVE-2026-74969) Site isolation issue in the Graphics component. (CVE-2026-74970) Information disclosure in the DOM: UI Events & Focus Handling component. (CVE-2026-74971) Information disclosure in the DOM: Push Subscriptions component. (CVE-2026-74972) Use-after-free in the Graphics: Canvas2D component. (CVE-2026-74949) Race condition, use-after-free in the Graphics component. (CVE-2026-74973) Same-origin policy bypass in the Graphics: ImageLib component. (CVE-2026-74974) JIT miscompilation in the JavaScript Engine: JIT component. (CVE-2026-74976) Integer overflow in the Graphics component. (CVE-2026-74977) Clickjacking issue in the Widget component. (CVE-2026-74978) Mitigation bypass in the Add-ons Manager component. (CVE-2026-74979) Site isolation issue in the Audio/Video: Web Codecs component. (CVE-2026-74981) Denial-of-service in the Widget component. (CVE-2026-74982) Mitigation bypass in the Data Loss Prevention component. (CVE-2026-74983) Race condition in the JavaScript Engine component. (CVE-2026-74984) Privilege escalation in the Enterprise Policies component. (CVE-2026-74985) Site isolation issue in the CSS Parsing and Computation component. (CVE-2026-74986) Internally found bugs fixed in Firefox ESR 140.14, Firefox ESR 153.1 and Firefox 154. (CVE-2026-74987) Internally found bugs fixed in Firefox ESR 153.1 and Firefox 154. (CVE-2026-74988) Internally found bugs fixed in Firefox ESR 140.14, Firefox ESR 153.1 and Firefox 154. (CVE-2026-74990)

Record
MGASA-2026-0345
Updated
2026-11-02
OSVMGASA-2026-0346 No score

Updated thunderbird packages fix security vulnerabilities

Site isolation issue in the Graphics: CanvasWebGL component. (CVE-2026-74934) Privilege escalation in the DOM: Networking component. (CVE-2026-74935) Use-after-free in the JavaScript: WebAssembly component. (CVE-2026-74936) Use-after-free in the JavaScript: GC component. (CVE-2026-74937) Mitigation bypass in the JavaScript: GC component. (CVE-2026-74938) Privilege escalation in the DOM: Navigation component. (CVE-2026-74939) Use-after-free in the Graphics: Text component. (CVE-2026-74940) Privilege escalation in the Graphics: CanvasWebGL component. (CVE-2026-74941) Privilege escalation in the Remote Settings Client component. (CVE-2026-74942) Use-after-free in the Graphics: ImageLib component. (CVE-2026-74943) Use-after-free in the DOM: Core & HTML component. (CVE-2026-74944) Information disclosure in the Graphics: Text component. (CVE-2026-74945) Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. (CVE-2026-74946) Privilege escalation due to invalid pointer in the Graphics component. (CVE-2026-74947) Information disclosure in the Graphics component. (CVE-2026-74948) Privilege escalation in the Downloads API component. (CVE-2026-74950) Privilege escalation in the Networking: Cookies component. (CVE-2026-74953) Information disclosure due to side-channel in the Storage: Cache API component. (CVE-2026-74954) Privilege escalation in the Request Handling component. (CVE-2026-74955) Same-origin policy bypass in the DOM: Service Workers component. (CVE-2026-74956) Mitigation bypass in the Safe Browsing component. (CVE-2026-74957) Information disclosure in the WebRTC component. (CVE-2026-74958) Mitigation bypass in the Storage: Cache API component. (CVE-2026-74959) Site isolation issue in the WebExtensions component. (CVE-2026-74960) Side-channel in the Web Audio component. (CVE-2026-74961) Site isolation issue in the Networking: Cookies component. (CVE-2026-74962) Same-origin policy bypass in the Networking: Cookies component. (CVE-2026-74963) Integer overflow in the Graphics component. (CVE-2026-74964) Privilege escalation in the Shell Integration component. (CVE-2026-74965) Information disclosure in the Form Autofill component. (CVE-2026-74966) Same-origin policy bypass in the Audio/Video: Playback component. (CVE-2026-74967) Site isolation issue in the Graphics: WebRender component. (CVE-2026-74968) Use-after-free in the Layout: Text and Fonts component. (CVE-2026-74969) Site isolation issue in the Graphics component. (CVE-2026-74970) Information disclosure in the DOM: UI Events & Focus Handling component. (CVE-2026-74971) Information disclosure in the DOM: Push Subscriptions component. (CVE-2026-74972) Use-after-free in the Graphics: Canvas2D component. (CVE-2026-74949) Race condition, use-after-free in the Graphics component. (CVE-2026-74973) Same-origin policy bypass in the Graphics: ImageLib component. (CVE-2026-74974) JIT miscompilation in the JavaScript Engine: JIT component. (CVE-2026-74976) Integer overflow in the Graphics component. (CVE-2026-74977) Clickjacking issue in the Widget component. (CVE-2026-74978) Mitigation bypass in the Add-ons Manager component. (CVE-2026-74979) Site isolation issue in the Audio/Video: Web Codecs component. (CVE-2026-74981) Denial-of-service in the Widget component. (CVE-2026-74982) Mitigation bypass in the Data Loss Prevention component. (CVE-2026-74983) Race condition in the JavaScript Engine component. (CVE-2026-74984) Privilege escalation in the Enterprise Policies component. (CVE-2026-74985) Site isolation issue in the CSS Parsing and Computation component. (CVE-2026-74986) Internally found bugs fixed in Thunderbird ESR 140.14, Thunderbird ESR 153.1 and Thunderbird 154. (CVE-2026-74987) Internally found bugs fixed in Thunderbird ESR 153.1 and Thunderbird 154 (CVE-2026-74988) Internally found bugs fixed in Thunderbird ESR 140.14, Thunderbird ESR 153.1 and Thunderbird 154. (CVE-2026-74990)

Record
MGASA-2026-0346
Updated
2026-11-02
OSVopenSUSE-SU-2026:11546-1 No score

firefox-esr-153.1.0-1.1 on GA media

These are all security issues fixed in the firefox-esr-153.1.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:11546-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:11580-1 No score

MozillaFirefox-154.0-1.1 on GA media

These are all security issues fixed in the MozillaFirefox-154.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:11580-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:12098-1 No score

MozillaThunderbird-153.4.0-1.1 on GA media

These are all security issues fixed in the MozillaThunderbird-153.4.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:12098-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:21713-1 No score

Security update for MozillaFirefox, mozilla-nss, mozilla-nspr, rust-cbindgen

This update for MozillaFirefox, mozilla-nss, mozilla-nspr, rust-cbindgen fixes the following issues:

Changes in MozillaFirefox:

Firefox Extended Support Release 153.1.0 ESR.

  • Fixed: Various security fixes.

MFSA 2026-77 (bsc#1274867):

  • CVE-2026-74934 Site isolation issue in the Graphics: CanvasWebGL component
  • CVE-2026-74935 Privilege escalation in the DOM: Networking component
  • CVE-2026-74936 Use-after-free in the JavaScript: WebAssembly component
  • CVE-2026-74937 Use-after-free in the JavaScript: GC component
  • CVE-2026-74938 Mitigation bypass in the JavaScript: GC component
  • CVE-2026-74939 Privilege escalation in the DOM: Navigation component
  • CVE-2026-74940 Use-after-free in the Graphics: Text component
  • CVE-2026-74941 Privilege escalation in the Graphics: CanvasWebGL component
  • CVE-2026-74942 Privilege escalation in the Remote Settings Client component
  • CVE-2026-74943 Use-after-free in the Graphics: ImageLib component
  • CVE-2026-74944 Use-after-free in the DOM: Core & HTML component
  • CVE-2026-74945 Information disclosure in the Graphics: Text component
  • CVE-2026-74946 Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component
  • CVE-2026-74947 Privilege escalation due to invalid pointer in the Graphics component
  • CVE-2026-74948 Information disclosure in the Graphics component
  • CVE-2026-74949 Privilege escalation due to use-after-free in the Graphics: Canvas2D component
  • CVE-2026-74950 Privilege escalation in the Downloads API component
  • CVE-2026-74953 Privilege escalation in the Networking: Cookies component
  • CVE-2026-74954 Information disclosure due to side-channel in the Storage: Cache API component
  • CVE-2026-74955 Privilege escalation in the Request Handling component
  • CVE-2026-74956 Same-origin policy bypass in the DOM: Service Workers component
  • CVE-2026-74957 Mitigation bypass in the Safe Browsing component
  • CVE-2026-74958 Information disclosure in the WebRTC component
  • CVE-2026-74959 Mitigation bypass in the Storage: Cache API component
  • CVE-2026-74960 Site isolation issue in the WebExtensions component
  • CVE-2026-74961 Side-channel in the Web Audio component
  • CVE-2026-74962 Site isolation issue in the Networking: Cookies component
  • CVE-2026-74963 Same-origin policy bypass in the Networking: Cookies component
  • CVE-2026-74964 Integer overflow in the Graphics component
  • CVE-2026-74965 Privilege escalation in the Shell Integration component
  • CVE-2026-74966 Information disclosure in the Form Autofill component
  • CVE-2026-74967 Same-origin policy bypass in the Audio/Video: Playback component
  • CVE-2026-74968 Site isolation issue in the Graphics: WebRender component
  • CVE-2026-74969 Use-after-free in the Layout: Text and Fonts component
  • CVE-2026-74970 Site isolation issue in the Graphics component
  • CVE-2026-74971 Information disclosure in the DOM: UI Events & Focus Handling component
  • CVE-2026-74972 Information disclosure in the DOM: Push Subscriptions component
  • CVE-2026-74973 Race condition, use-after-free in the Graphics component
  • CVE-2026-74974 Same-origin policy bypass in the Graphics: ImageLib component
  • CVE-2026-74976 JIT miscompilation in the JavaScript Engine: JIT component
  • CVE-2026-74977 Integer overflow in the Graphics component
  • CVE-2026-74978 Clickjacking issue in the Widget component
  • CVE-2026-74979 Mitigation bypass in the Add-ons Manager component
  • CVE-2026-74981 Site isolation issue in the Audio/Video: Web Codecs component
  • CVE-2026-74982 Denial-of-service in the Widget component
  • CVE-2026-74983 Mitigation bypass in the Data Loss Prevention component
  • CVE-2026-74984 Race condition in the JavaScript Engine component
  • CVE-2026-74985 Privilege escalation in the Enterprise Policies component
  • CVE-2026-74986 Site isolation issue in the CSS Parsing and Computation component *…
Record
openSUSE-SU-2026:21713-1
Updated
2026-11-02
OSVSUSE-SU-2026:23411-1 No score

Security update for MozillaFirefox, mozilla-nss, mozilla-nspr, rust-cbindgen

This update for MozillaFirefox, mozilla-nss, mozilla-nspr, rust-cbindgen fixes the following issues:

Changes in MozillaFirefox:

Firefox Extended Support Release 153.1.0 ESR.

  • Fixed: Various security fixes.

MFSA 2026-77 (bsc#1274867):

  • CVE-2026-74934 Site isolation issue in the Graphics: CanvasWebGL component
  • CVE-2026-74935 Privilege escalation in the DOM: Networking component
  • CVE-2026-74936 Use-after-free in the JavaScript: WebAssembly component
  • CVE-2026-74937 Use-after-free in the JavaScript: GC component
  • CVE-2026-74938 Mitigation bypass in the JavaScript: GC component
  • CVE-2026-74939 Privilege escalation in the DOM: Navigation component
  • CVE-2026-74940 Use-after-free in the Graphics: Text component
  • CVE-2026-74941 Privilege escalation in the Graphics: CanvasWebGL component
  • CVE-2026-74942 Privilege escalation in the Remote Settings Client component
  • CVE-2026-74943 Use-after-free in the Graphics: ImageLib component
  • CVE-2026-74944 Use-after-free in the DOM: Core & HTML component
  • CVE-2026-74945 Information disclosure in the Graphics: Text component
  • CVE-2026-74946 Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component
  • CVE-2026-74947 Privilege escalation due to invalid pointer in the Graphics component
  • CVE-2026-74948 Information disclosure in the Graphics component
  • CVE-2026-74949 Privilege escalation due to use-after-free in the Graphics: Canvas2D component
  • CVE-2026-74950 Privilege escalation in the Downloads API component
  • CVE-2026-74953 Privilege escalation in the Networking: Cookies component
  • CVE-2026-74954 Information disclosure due to side-channel in the Storage: Cache API component
  • CVE-2026-74955 Privilege escalation in the Request Handling component
  • CVE-2026-74956 Same-origin policy bypass in the DOM: Service Workers component
  • CVE-2026-74957 Mitigation bypass in the Safe Browsing component
  • CVE-2026-74958 Information disclosure in the WebRTC component
  • CVE-2026-74959 Mitigation bypass in the Storage: Cache API component
  • CVE-2026-74960 Site isolation issue in the WebExtensions component
  • CVE-2026-74961 Side-channel in the Web Audio component
  • CVE-2026-74962 Site isolation issue in the Networking: Cookies component
  • CVE-2026-74963 Same-origin policy bypass in the Networking: Cookies component
  • CVE-2026-74964 Integer overflow in the Graphics component
  • CVE-2026-74965 Privilege escalation in the Shell Integration component
  • CVE-2026-74966 Information disclosure in the Form Autofill component
  • CVE-2026-74967 Same-origin policy bypass in the Audio/Video: Playback component
  • CVE-2026-74968 Site isolation issue in the Graphics: WebRender component
  • CVE-2026-74969 Use-after-free in the Layout: Text and Fonts component
  • CVE-2026-74970 Site isolation issue in the Graphics component
  • CVE-2026-74971 Information disclosure in the DOM: UI Events & Focus Handling component
  • CVE-2026-74972 Information disclosure in the DOM: Push Subscriptions component
  • CVE-2026-74973 Race condition, use-after-free in the Graphics component
  • CVE-2026-74974 Same-origin policy bypass in the Graphics: ImageLib component
  • CVE-2026-74976 JIT miscompilation in the JavaScript Engine: JIT component
  • CVE-2026-74977 Integer overflow in the Graphics component
  • CVE-2026-74978 Clickjacking issue in the Widget component
  • CVE-2026-74979 Mitigation bypass in the Add-ons Manager component
  • CVE-2026-74981 Site isolation issue in the Audio/Video: Web Codecs component
  • CVE-2026-74982 Denial-of-service in the Widget component
  • CVE-2026-74983 Mitigation bypass in the Data Loss Prevention component
  • CVE-2026-74984 Race condition in the JavaScript Engine component
  • CVE-2026-74985 Privilege escalation in the Enterprise Policies component
  • CVE-2026-74986 Site isolation issue in the CSS Parsing and Computation component *…
Record
SUSE-SU-2026:23411-1
Updated
2026-11-02
OSVSUSE-SU-2026:23590-1 No score

Security update for MozillaFirefox, mozilla-nss, mozilla-nspr, rust-cbindgen

This update for MozillaFirefox, mozilla-nss, mozilla-nspr, rust-cbindgen fixes the following issues:

Changes in MozillaFirefox:

Firefox Extended Support Release 153.1.0 ESR.

  • Fixed: Various security fixes.

MFSA 2026-77 (bsc#1274867):

  • CVE-2026-74934 Site isolation issue in the Graphics: CanvasWebGL component
  • CVE-2026-74935 Privilege escalation in the DOM: Networking component
  • CVE-2026-74936 Use-after-free in the JavaScript: WebAssembly component
  • CVE-2026-74937 Use-after-free in the JavaScript: GC component
  • CVE-2026-74938 Mitigation bypass in the JavaScript: GC component
  • CVE-2026-74939 Privilege escalation in the DOM: Navigation component
  • CVE-2026-74940 Use-after-free in the Graphics: Text component
  • CVE-2026-74941 Privilege escalation in the Graphics: CanvasWebGL component
  • CVE-2026-74942 Privilege escalation in the Remote Settings Client component
  • CVE-2026-74943 Use-after-free in the Graphics: ImageLib component
  • CVE-2026-74944 Use-after-free in the DOM: Core & HTML component
  • CVE-2026-74945 Information disclosure in the Graphics: Text component
  • CVE-2026-74946 Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component
  • CVE-2026-74947 Privilege escalation due to invalid pointer in the Graphics component
  • CVE-2026-74948 Information disclosure in the Graphics component
  • CVE-2026-74949 Privilege escalation due to use-after-free in the Graphics: Canvas2D component
  • CVE-2026-74950 Privilege escalation in the Downloads API component
  • CVE-2026-74953 Privilege escalation in the Networking: Cookies component
  • CVE-2026-74954 Information disclosure due to side-channel in the Storage: Cache API component
  • CVE-2026-74955 Privilege escalation in the Request Handling component
  • CVE-2026-74956 Same-origin policy bypass in the DOM: Service Workers component
  • CVE-2026-74957 Mitigation bypass in the Safe Browsing component
  • CVE-2026-74958 Information disclosure in the WebRTC component
  • CVE-2026-74959 Mitigation bypass in the Storage: Cache API component
  • CVE-2026-74960 Site isolation issue in the WebExtensions component
  • CVE-2026-74961 Side-channel in the Web Audio component
  • CVE-2026-74962 Site isolation issue in the Networking: Cookies component
  • CVE-2026-74963 Same-origin policy bypass in the Networking: Cookies component
  • CVE-2026-74964 Integer overflow in the Graphics component
  • CVE-2026-74965 Privilege escalation in the Shell Integration component
  • CVE-2026-74966 Information disclosure in the Form Autofill component
  • CVE-2026-74967 Same-origin policy bypass in the Audio/Video: Playback component
  • CVE-2026-74968 Site isolation issue in the Graphics: WebRender component
  • CVE-2026-74969 Use-after-free in the Layout: Text and Fonts component
  • CVE-2026-74970 Site isolation issue in the Graphics component
  • CVE-2026-74971 Information disclosure in the DOM: UI Events & Focus Handling component
  • CVE-2026-74972 Information disclosure in the DOM: Push Subscriptions component
  • CVE-2026-74973 Race condition, use-after-free in the Graphics component
  • CVE-2026-74974 Same-origin policy bypass in the Graphics: ImageLib component
  • CVE-2026-74976 JIT miscompilation in the JavaScript Engine: JIT component
  • CVE-2026-74977 Integer overflow in the Graphics component
  • CVE-2026-74978 Clickjacking issue in the Widget component
  • CVE-2026-74979 Mitigation bypass in the Add-ons Manager component
  • CVE-2026-74981 Site isolation issue in the Audio/Video: Web Codecs component
  • CVE-2026-74982 Denial-of-service in the Widget component
  • CVE-2026-74983 Mitigation bypass in the Data Loss Prevention component
  • CVE-2026-74984 Race condition in the JavaScript Engine component
  • CVE-2026-74985 Privilege escalation in the Enterprise Policies component
  • CVE-2026-74986 Site isolation issue in the CSS Parsing and Computation component *…
Record
SUSE-SU-2026:23590-1
Updated
2026-11-02
OSVSUSE-SU-2026:3658-1 No score

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues:

Update to Firefox Extended Support Release 140.14.0 ESR.

  • MFSA 2026-74 (bsc#1274867)
    • CVE-2026-74934: Site isolation issue in the Graphics: CanvasWebGL component.
    • CVE-2026-74935: Privilege escalation in the DOM: Networking component.
    • CVE-2026-74936: Use-after-free in the JavaScript: WebAssembly component.
    • CVE-2026-74937: Use-after-free in the JavaScript: GC component.
    • CVE-2026-74938: Mitigation bypass in the JavaScript: GC component.
    • CVE-2026-74939: Privilege escalation in the DOM: Navigation component.
    • CVE-2026-74940: Use-after-free in the Graphics: Text component.
    • CVE-2026-74941: Privilege escalation in the Graphics: CanvasWebGL component.
    • CVE-2026-74942: Privilege escalation in the Remote Settings Client component.
    • CVE-2026-74943: Use-after-free in the Graphics: ImageLib component.
    • CVE-2026-74944: Use-after-free in the DOM: Core & HTML component.
    • CVE-2026-74945: Information disclosure in the Graphics: Text component.
    • CVE-2026-74946: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component.
    • CVE-2026-74947: Privilege escalation due to invalid pointer in the Graphics component.
    • CVE-2026-74948: Information disclosure in the Graphics component.
    • CVE-2026-74949: Privilege escalation due to use-after-free in the Graphics: Canvas2D component.
    • CVE-2026-74950: Privilege escalation in the Downloads API component.
    • CVE-2026-74951: Clickjacking issue in Firefox for Android.
    • CVE-2026-74952: Privilege escalation in the Application Update component.
    • CVE-2026-74953: Privilege escalation in the Networking: Cookies component.
    • CVE-2026-74954: Information disclosure due to side-channel in the Storage: Cache API component.
    • CVE-2026-74955: Privilege escalation in the Request Handling component.
    • CVE-2026-74956: Same-origin policy bypass in the DOM: Service Workers component.
    • CVE-2026-74957: Mitigation bypass in the Safe Browsing component.
    • CVE-2026-74958: Information disclosure in the WebRTC component.
    • CVE-2026-74959: Mitigation bypass in the Storage: Cache API component.
    • CVE-2026-74960: Site isolation issue in the WebExtensions component.
    • CVE-2026-74961: Side-channel in the Web Audio component.
    • CVE-2026-74962: Site isolation issue in the Networking: Cookies component.
    • CVE-2026-74963: Same-origin policy bypass in the Networking: Cookies component.
    • CVE-2026-74964: Integer overflow in the Graphics component.
    • CVE-2026-74965: Privilege escalation in the Shell Integration component.
    • CVE-2026-74966: Information disclosure in the Form Autofill component.
    • CVE-2026-74967: Same-origin policy bypass in the Audio/Video: Playback component.
    • CVE-2026-74968: Site isolation issue in the Graphics: WebRender component.
    • CVE-2026-74969: Use-after-free in the Layout: Text and Fonts component.
    • CVE-2026-74970: Site isolation issue in the Graphics component.
    • CVE-2026-74971: Information disclosure in the DOM: UI Events & Focus Handling component.
    • CVE-2026-74972: Information disclosure in the DOM: Push Subscriptions component.
    • CVE-2026-74973: Race condition, use-after-free in the Graphics component.
    • CVE-2026-74974: Same-origin policy bypass in the Graphics: ImageLib component.
    • CVE-2026-74975: Spoofing issue in the Downloads component in Firefox for Android.
    • CVE-2026-74976: JIT miscompilation in the JavaScript Engine: JIT component.
    • CVE-2026-74977: Integer overflow in the Graphics component.
    • CVE-2026-74978: Clickjacking issue in the Widget component.
    • CVE-2026-74979: Mitigation bypass in the Add-ons Manager component.
    • CVE-2026-74980: Clickjacking issue in the Downloads component in Firefox for Android.
    • CVE-2026-74981: Site isolation issue in the Audio/Video: Web Codecs component.
    • CVE-2026-74982: Denial-of-service in the Widget component.
    • CVE-2026-74983: Mitigation bypass in the…
Record
SUSE-SU-2026:3658-1
Updated
2026-11-02
OSVSUSE-SU-2026:3683-1 No score

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues:

Update to Firefox Extended Support Release 140.14.0 ESR.

  • MFSA 2026-74 (bsc#1274867):
    • CVE-2026-74934: Site isolation issue in the Graphics: CanvasWebGL component.
    • CVE-2026-74935: Privilege escalation in the DOM: Networking component.
    • CVE-2026-74936: Use-after-free in the JavaScript: WebAssembly component.
    • CVE-2026-74937: Use-after-free in the JavaScript: GC component.
    • CVE-2026-74938: Mitigation bypass in the JavaScript: GC component.
    • CVE-2026-74939: Privilege escalation in the DOM: Navigation component.
    • CVE-2026-74940: Use-after-free in the Graphics: Text component.
    • CVE-2026-74941: Privilege escalation in the Graphics: CanvasWebGL component.
    • CVE-2026-74942: Privilege escalation in the Remote Settings Client component.
    • CVE-2026-74943: Use-after-free in the Graphics: ImageLib component.
    • CVE-2026-74944: Use-after-free in the DOM: Core & HTML component.
    • CVE-2026-74945: Information disclosure in the Graphics: Text component.
    • CVE-2026-74946: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component.
    • CVE-2026-74947: Privilege escalation due to invalid pointer in the Graphics component.
    • CVE-2026-74948: Information disclosure in the Graphics component.
    • CVE-2026-74949: Privilege escalation due to use-after-free in the Graphics: Canvas2D component.
    • CVE-2026-74950: Privilege escalation in the Downloads API component.
    • CVE-2026-74951: Clickjacking issue in Firefox for Android.
    • CVE-2026-74952: Privilege escalation in the Application Update component.
    • CVE-2026-74953: Privilege escalation in the Networking: Cookies component.
    • CVE-2026-74954: Information disclosure due to side-channel in the Storage: Cache API component.
    • CVE-2026-74955: Privilege escalation in the Request Handling component.
    • CVE-2026-74956: Same-origin policy bypass in the DOM: Service Workers component.
    • CVE-2026-74957: Mitigation bypass in the Safe Browsing component.
    • CVE-2026-74958: Information disclosure in the WebRTC component.
    • CVE-2026-74959: Mitigation bypass in the Storage: Cache API component.
    • CVE-2026-74960: Site isolation issue in the WebExtensions component.
    • CVE-2026-74961: Side-channel in the Web Audio component.
    • CVE-2026-74962: Site isolation issue in the Networking: Cookies component.
    • CVE-2026-74963: Same-origin policy bypass in the Networking: Cookies component.
    • CVE-2026-74964: Integer overflow in the Graphics component.
    • CVE-2026-74965: Privilege escalation in the Shell Integration component.
    • CVE-2026-74966: Information disclosure in the Form Autofill component.
    • CVE-2026-74967: Same-origin policy bypass in the Audio/Video: Playback component.
    • CVE-2026-74968: Site isolation issue in the Graphics: WebRender component.
    • CVE-2026-74969: Use-after-free in the Layout: Text and Fonts component.
    • CVE-2026-74970: Site isolation issue in the Graphics component.
    • CVE-2026-74971: Information disclosure in the DOM: UI Events & Focus Handling component.
    • CVE-2026-74972: Information disclosure in the DOM: Push Subscriptions component.
    • CVE-2026-74973: Race condition, use-after-free in the Graphics component.
    • CVE-2026-74974: Same-origin policy bypass in the Graphics: ImageLib component.
    • CVE-2026-74975: Spoofing issue in the Downloads component in Firefox for Android.
    • CVE-2026-74976: JIT miscompilation in the JavaScript Engine: JIT component.
    • CVE-2026-74977: Integer overflow in the Graphics component.
    • CVE-2026-74978: Clickjacking issue in the Widget component.
    • CVE-2026-74979: Mitigation bypass in the Add-ons Manager component.
    • CVE-2026-74980: Clickjacking issue in the Downloads component in Firefox for Android.
    • CVE-2026-74981: Site isolation issue in the Audio/Video: Web Codecs component.
    • CVE-2026-74982: Denial-of-service in the Widget component.
    • CVE-2026-74983: Mitigation bypass in the…
Record
SUSE-SU-2026:3683-1
Updated
2026-11-02
OSVSUSE-SU-2026:4140-1 No score

Security update for MozillaFirefox, mozilla-nspr, mozilla-nss, rust-cbindgen

This update for MozillaFirefox, mozilla-nspr, mozilla-nss, rust-cbindgen fixes the following issues:

Changes in MozillaFirefox:

This update ships Firefox Extended Support Release 153.2.0 ESR

  • Fixed: Various security fixes.

MFSA 2026-85 (bsc#1278001):

  • CVE-2026-75874: Sandbox escape in the Remote Settings Client component

  • CVE-2026-84118: Use-after-free in the JavaScript: GC component

  • CVE-2026-84119: Sandbox escape due to use-after-free in the DOM: Navigation component

  • CVE-2026-84120: Use-after-free in the Audio/Video component

  • CVE-2026-84121: Sandbox escape due to use-after-free in the DOM: Security component

  • CVE-2026-84122: Use-after-free in the Audio/Video component

  • CVE-2026-84123: Privilege escalation due to use-after-free in the Graphics: WebGPU component

  • CVE-2026-84124: Use-after-free in the DOM: Core & HTML component

  • CVE-2026-84125: Use-after-free in the DOM: Core & HTML component

  • CVE-2026-74952: Privilege escalation in the Application Update component

  • CVE-2026-84129: Site isolation issue in the DOM: Navigation component

  • CVE-2026-84130: Information disclosure in the Graphics: WebGPU component

  • CVE-2026-84131: Privilege escalation due to invalid pointer in the Graphics component

  • CVE-2026-84132: Information disclosure in the Networking: HTTP component

  • CVE-2026-84133: Site isolation issue in the DOM: Push Subscriptions component

  • CVE-2026-84134: Other issue in the Profile Backup component

  • CVE-2026-84136: Other issue in the DOM: Navigation component

  • CVE-2026-84137: Spoofing issue in the DOM: Core & HTML component

  • CVE-2026-84139: Clickjacking issue in the DOM: Events component

  • CVE-2026-84140: Site isolation issue in the DOM: Navigation component

  • CVE-2026-84141: Integer overflow in the Graphics: ImageLib component

  • CVE-2026-84143: Internally found bugs fixed in Firefox 155, Firefox ESR 153.2 and Firefox ESR 140.15

  • CVE-2026-84144: Internally found bugs fixed in Firefox 155 and Firefox ESR 153.2

  • CVE-2026-84145: Internally found bugs fixed in Firefox 155, Firefox ESR 153.2, Firefox ESR 140.15 and Firefox ESR 115.40

  • Fixed: Various security fixes.

    MFSA 2026-77 (bsc#1274867)

    • CVE-2026-74934 Site isolation issue in the Graphics: CanvasWebGL component
    • CVE-2026-74935 Privilege escalation in the DOM: Networking component
    • CVE-2026-74936 Use-after-free in the JavaScript: WebAssembly component
    • CVE-2026-74937 Use-after-free in the JavaScript: GC component
    • CVE-2026-74938 Mitigation bypass in the JavaScript: GC component
    • CVE-2026-74939 Privilege escalation in the DOM: Navigation component
    • CVE-2026-74940 Use-after-free in the Graphics: Text component
    • CVE-2026-74941 Privilege escalation in the Graphics: CanvasWebGL component
    • CVE-2026-74942 Privilege escalation in the Remote Settings Client component
    • CVE-2026-74943 Use-after-free in the Graphics: ImageLib component
    • CVE-2026-74944 Use-after-free in the DOM: Core & HTML component
    • CVE-2026-74945 Information disclosure in the Graphics: Text component
    • CVE-2026-74946 Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component
    • CVE-2026-74947 Privilege escalation due to invalid pointer in the Graphics component
    • CVE-2026-74948 Information disclosure in the Graphics component
    • CVE-2026-74949 Privilege escalation due to use-after-free in the Graphics: Canvas2D component
    • CVE-2026-74950 Privilege escalation in the Downloads API component
    • CVE-2026-74953 Privilege escalation in the Networking: Cookies component
    • CVE-2026-74954 Information disclosure due to side-channel in the Storage: Cache API component
    • CVE-2026-74955 Privilege escalation in the Request Handling component
    • CVE-2026-74956 Same-origin policy bypass in the DOM: Service Workers …
Record
SUSE-SU-2026:4140-1
Updated
2026-11-02
OSVSUSE-SU-2026:4156-1 No score

Security update for MozillaFirefox, MozillaFirefox-branding-SLE, mozilla-nspr, mozilla-nss, rust-cbindgen

This update for MozillaFirefox, MozillaFirefox-branding-SLE, mozilla-nspr, mozilla-nss, rust-cbindgen fixes the following issues:

Changes in MozillaFirefox:

Firefox Extended Support Release 153.2.0 ESR

  • Fixed: Various security fixes.

    MFSA 2026-85 (bsc#1278001):

    • CVE-2026-75874: Sandbox escape in the Remote Settings Client component

    • CVE-2026-84118: Use-after-free in the JavaScript: GC component

    • CVE-2026-84119: Sandbox escape due to use-after-free in the DOM: Navigation component

    • CVE-2026-84120: Use-after-free in the Audio/Video component

    • CVE-2026-84121: Sandbox escape due to use-after-free in the DOM: Security component

    • CVE-2026-84122: Use-after-free in the Audio/Video component

    • CVE-2026-84123: Privilege escalation due to use-after-free in the Graphics: WebGPU component

    • CVE-2026-84124: Use-after-free in the DOM: Core & HTML component

    • CVE-2026-84125: Use-after-free in the DOM: Core & HTML component

    • CVE-2026-74952: Privilege escalation in the Application Update component

    • CVE-2026-84129: Site isolation issue in the DOM: Navigation component

    • CVE-2026-84130: Information disclosure in the Graphics: WebGPU component

    • CVE-2026-84131: Privilege escalation due to invalid pointer in the Graphics component

    • CVE-2026-84132: Information disclosure in the Networking: HTTP component

    • CVE-2026-84133: Site isolation issue in the DOM: Push Subscriptions component

    • CVE-2026-84134: Other issue in the Profile Backup component

    • CVE-2026-84136: Other issue in the DOM: Navigation component

    • CVE-2026-84137: Spoofing issue in the DOM: Core & HTML component

    • CVE-2026-84139: Clickjacking issue in the DOM: Events component

    • CVE-2026-84140: Site isolation issue in the DOM: Navigation component

    • CVE-2026-84141: Integer overflow in the Graphics: ImageLib component

    • CVE-2026-84143: Internally found bugs fixed in Firefox 155, Firefox ESR 153.2 and Firefox ESR 140.15

    • CVE-2026-84144: Internally found bugs fixed in Firefox 155 and Firefox ESR 153.2

    • CVE-2026-84145: Internally found bugs fixed in Firefox 155, Firefox ESR 153.2, Firefox ESR 140.15 and Firefox ESR 115.40

    • Fixed: Various security fixes.

    MFSA 2026-77 (bsc#1274867):

    • CVE-2026-74934: Site isolation issue in the Graphics: CanvasWebGL component
    • CVE-2026-74935: Privilege escalation in the DOM: Networking component
    • CVE-2026-74936: Use-after-free in the JavaScript: WebAssembly component
    • CVE-2026-74937: Use-after-free in the JavaScript: GC component
    • CVE-2026-74938: Mitigation bypass in the JavaScript: GC component
    • CVE-2026-74939: Privilege escalation in the DOM: Navigation component
    • CVE-2026-74940: Use-after-free in the Graphics: Text component
    • CVE-2026-74941: Privilege escalation in the Graphics: CanvasWebGL component
    • CVE-2026-74942: Privilege escalation in the Remote Settings Client component
    • CVE-2026-74943: Use-after-free in the Graphics: ImageLib component
    • CVE-2026-74944: Use-after-free in the DOM: Core & HTML component
    • CVE-2026-74945: Information disclosure in the Graphics: Text component
    • CVE-2026-74946: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component
    • CVE-2026-74947: Privilege escalation due to invalid pointer in the Graphics component
    • CVE-2026-74948: Information disclosure in the Graphics component
    • CVE-2026-74949: Privilege escalation due to use-after-free in the Graphics: Canvas2D component
    • CVE-2026-74950: Privilege escalation in the Downloads API component
    • CVE-2026-74953: Privilege escalation in the Networking: Cookies component
    • CVE-2026-74954: Information disclosure due to side-channel in the Storage: Cache API component
    • CVE-2026-74955: Privilege escalation in the Request Handling component
    • CVE-2026-74956: Same-origin policy bypass in the DOM: Service Workers component
    • CVE-2026-74957: Mitigation bypass in the Safe Browsing…
Record
SUSE-SU-2026:4156-1
Updated
2026-11-02
OSVSUSE-SU-2026:4268-1 No score

Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issues:

Mozilla Thunderbird 153.2:

  • fixed: Deleting an Exchange account retained the outgoing server settings
  • fixed: Thunderbird upgrade disabled Settings menu for versions before macOS 13
  • fixed: Windows jump list menu no longer functioned correctly
  • fixed: Security fixes MFSA 2026-88 (bsc#1278001):
  • CVE-2026-84639 Uninitialized memory in MIME parsing
  • CVE-2026-84640 One byte overflow read in mail parser
  • CVE-2026-84641 Information disclosure due to malicious IMAP server response
  • CVE-2026-84637 Calendar invitation attachments could launch local executables
  • CVE-2026-84642 Allowed UNC hostnames for attachments interpreted as a regular expression
  • CVE-2026-75874 Sandbox escape in the Remote Settings Client component
  • CVE-2026-84118 Use-after-free in the JavaScript: GC component
  • CVE-2026-84119 Sandbox escape due to use-after-free in the DOM: Navigation component
  • CVE-2026-84120 Use-after-free in the Audio/Video component
  • CVE-2026-84121 Sandbox escape due to use-after-free in the DOM: Security component
  • CVE-2026-84122 Use-after-free in the Audio/Video component
  • CVE-2026-84123 Privilege escalation due to use-after-free in the Graphics: WebGPU component
  • CVE-2026-84124 Use-after-free in the DOM: Core & HTML component
  • CVE-2026-84125 Use-after-free in the DOM: Core & HTML component
  • CVE-2026-74952 Privilege escalation in the Application Update component
  • CVE-2026-84129 Site isolation issue in the DOM: Navigation component
  • CVE-2026-84130 Information disclosure in the Graphics: WebGPU component
  • CVE-2026-84131 Privilege escalation due to invalid pointer in the Graphics component
  • CVE-2026-84132 Information disclosure in the Networking: HTTP component
  • CVE-2026-84133 Site isolation issue in the DOM: Push Subscriptions component
  • CVE-2026-84134 Other issue in the Profile Backup component
  • CVE-2026-84136 Other issue in the DOM: Navigation component
  • CVE-2026-84137 Spoofing issue in the DOM: Core & HTML component
  • CVE-2026-84139 Clickjacking issue in the DOM: Events component
  • CVE-2026-84140 Site isolation issue in the DOM: Navigation component
  • CVE-2026-84141 Integer overflow in the Graphics: ImageLib component
  • CVE-2026-84143 Internally found bugs fixed in Thunderbird 155, Thunderbird ESR 153.2 and Thunderbird ESR 140.15
  • CVE-2026-84144 Internally found bugs fixed in Thunderbird 155 and Thunderbird ESR 153.2
  • CVE-2026-84145 Internally found bugs fixed in Thunderbird 155, Thunderbird ESR 153.2 and Thunderbird ESR 140.15

  • Mozilla Thunderbird 153.1.1

    • fixed: Thunderbird upgrade disabled composition toolbar
    • fixed: Draft was not preserved when encrypted message send failed
    • fixed: Account Hub prompted for calendar credentials after successful login
    • fixed: Thunderbird crash fixes
    • fixed: Folder compaction showed incorrect disk space recovery estimates
    • fixed: Thunderbird failed to launch GPU process

  • Mozilla Thunderbird 153.1

    • fixed: Autoscroll icon was missing directional arrows in scrollable messages
    • fixed: Security fixes MFSA 2026-80 (bsc#1274867):
    • CVE-2026-74934 Site isolation issue in the Graphics: CanvasWebGL component
    • CVE-2026-74935 Privilege escalation in the DOM: Networking component
    • CVE-2026-74936 Use-after-free in the JavaScript: WebAssembly component
    • CVE-2026-74937 Use-after-free in the JavaScript: GC component
    • CVE-2026-74938 Mitigation bypass in the JavaScript: GC component
    • CVE-2026-74939 Privilege escalation in the DOM: Navigation component
    • CVE-2026-74940 Use-after-free in the Graphics: Text component
    • CVE-2026-74941 Privilege escalation in the Graphics:…
Record
SUSE-SU-2026:4268-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
thunderbird
TuxCare:AlmaLinux:9.2
From an advisory covering 53 CVEs
 before 153.2.0-1.el9_2.alma.1.tuxcare.els1
153.2.0-1.el9_2.alma.1.tuxcare.els1
nspr
Mageia:10
From an advisory covering 52 CVEs
 before 4.40.0-1.mga10
4.40.0-1.mga10
nss
Mageia:10
From an advisory covering 52 CVEs
 before 3.127.0-1.mga10
3.127.0-1.mga10
firefox
Mageia:10
From an advisory covering 52 CVEs
 before 153.1.0-1.mga10
153.1.0-1.mga10
firefox-l10n
Mageia:10
From an advisory covering 52 CVEs
 before 153.1.0-1.mga10
153.1.0-1.mga10
nspr
Mageia:9
From an advisory covering 52 CVEs
 before 4.40.0-1.mga9
4.40.0-1.mga9
nss
Mageia:9
From an advisory covering 52 CVEs
 before 3.127.0-1.mga9
3.127.0-1.mga9
firefox
Mageia:9
From an advisory covering 52 CVEs
 before 140.14.0-1.mga9
140.14.0-1.mga9
firefox-l10n
Mageia:9
From an advisory covering 52 CVEs
 before 140.14.0-1.mga9
140.14.0-1.mga9
thunderbird
Mageia:10
From an advisory covering 52 CVEs
 before 153.1.0-1.mga10
153.1.0-1.mga10
Show 105 moreShow less
Affected packages
PackageAffectedFixed
thunderbird-l10n
Mageia:10
From an advisory covering 52 CVEs
 before 153.1.0-1.mga10
153.1.0-1.mga10
thunderbird
Mageia:9
From an advisory covering 52 CVEs
 before 140.14.0-1.mga9
140.14.0-1.mga9
thunderbird-l10n
Mageia:9
From an advisory covering 52 CVEs
 before 140.14.0-1.mga9
140.14.0-1.mga9
mozilla-nspr
SUSE:Linux Micro 6.2
From an advisory covering 115 CVEs
 before 4.39-160000.1.1
4.39-160000.1.1
mozilla-nss
SUSE:Linux Micro 6.2
From an advisory covering 115 CVEs
 before 3.125-160000.1.1
3.125-160000.1.1
MozillaFirefox
SUSE:Linux Enterprise Server 16.0
From an advisory covering 115 CVEs
 before 153.1.0-160000.1.1
153.1.0-160000.1.1
MozillaFirefox-branding-SLE
SUSE:Linux Enterprise Server 16.0
From an advisory covering 115 CVEs
 before 153-160000.1.1
153-160000.1.1
mozilla-nspr
SUSE:Linux Enterprise Server 16.0
From an advisory covering 115 CVEs
 before 4.39-160000.1.1
4.39-160000.1.1
mozilla-nss
SUSE:Linux Enterprise Server 16.0
From an advisory covering 115 CVEs
 before 3.125-160000.1.1
3.125-160000.1.1
rust-cbindgen
SUSE:Linux Enterprise Server 16.0
From an advisory covering 115 CVEs
 before 0.29.4+git0-160000.1.1
0.29.4+git0-160000.1.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP applications 16.0
From an advisory covering 115 CVEs
 before 153.1.0-160000.1.1
153.1.0-160000.1.1
MozillaFirefox-branding-SLE
SUSE:Linux Enterprise Server for SAP applications 16.0
From an advisory covering 115 CVEs
 before 153-160000.1.1
153-160000.1.1
mozilla-nspr
SUSE:Linux Enterprise Server for SAP applications 16.0
From an advisory covering 115 CVEs
 before 4.39-160000.1.1
4.39-160000.1.1
mozilla-nss
SUSE:Linux Enterprise Server for SAP applications 16.0
From an advisory covering 115 CVEs
 before 3.125-160000.1.1
3.125-160000.1.1
rust-cbindgen
SUSE:Linux Enterprise Server for SAP applications 16.0
From an advisory covering 115 CVEs
 before 0.29.4+git0-160000.1.1
0.29.4+git0-160000.1.1
MozillaFirefox
SUSE:Linux Enterprise Module for Desktop Applications 15 SP7
From an advisory covering 58 CVEs
 before 140.14.0-150200.152.251.1
140.14.0-150200.152.251.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS
From an advisory covering 58 CVEs
 before 140.14.0-150200.152.251.1
140.14.0-150200.152.251.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS
From an advisory covering 58 CVEs
 before 140.14.0-150200.152.251.1
140.14.0-150200.152.251.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS
From an advisory covering 58 CVEs
 before 140.14.0-150200.152.251.1
140.14.0-150200.152.251.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS
From an advisory covering 58 CVEs
 before 140.14.0-150200.152.251.1
140.14.0-150200.152.251.1
MozillaFirefox
SUSE:Linux Enterprise Server 15 SP4-LTSS
From an advisory covering 58 CVEs
 before 140.14.0-150200.152.251.1
140.14.0-150200.152.251.1
MozillaFirefox
SUSE:Linux Enterprise Server 15 SP5-LTSS
From an advisory covering 58 CVEs
 before 140.14.0-150200.152.251.1
140.14.0-150200.152.251.1
MozillaFirefox
SUSE:Linux Enterprise Server 15 SP6-LTSS
From an advisory covering 58 CVEs
 before 140.14.0-150200.152.251.1
140.14.0-150200.152.251.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 15 SP4
From an advisory covering 58 CVEs
 before 140.14.0-150200.152.251.1
140.14.0-150200.152.251.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 15 SP5
From an advisory covering 58 CVEs
 before 140.14.0-150200.152.251.1
140.14.0-150200.152.251.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 15 SP6
From an advisory covering 58 CVEs
 before 140.14.0-150200.152.251.1
140.14.0-150200.152.251.1
MozillaFirefox
SUSE:Linux Enterprise Server 12 SP5-LTSS
From an advisory covering 58 CVEs
 before 140.14.0-112.327.1
140.14.0-112.327.1
MozillaFirefox
SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5
From an advisory covering 58 CVEs
 before 140.14.0-112.327.1
140.14.0-112.327.1
MozillaFirefox
SUSE:Linux Enterprise Server 12 SP5-LTSS
From an advisory covering 139 CVEs
 before 153.2.0-118.5.4
153.2.0-118.5.4
MozillaFirefox-branding-SLE
SUSE:Linux Enterprise Server 12 SP5-LTSS
From an advisory covering 139 CVEs
 before 153-41.3.8
153-41.3.8
mozilla-nspr
SUSE:Linux Enterprise Server 12 SP5-LTSS
From an advisory covering 139 CVEs
 before 4.39-19.39.1
4.39-19.39.1
mozilla-nss
SUSE:Linux Enterprise Server 12 SP5-LTSS
From an advisory covering 139 CVEs
 before 3.125-58.147.1
3.125-58.147.1
MozillaFirefox
SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5
From an advisory covering 139 CVEs
 before 153.2.0-118.5.4
153.2.0-118.5.4
MozillaFirefox-branding-SLE
SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5
From an advisory covering 139 CVEs
 before 153-41.3.8
153-41.3.8
mozilla-nspr
SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5
From an advisory covering 139 CVEs
 before 4.39-19.39.1
4.39-19.39.1
mozilla-nss
SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5
From an advisory covering 139 CVEs
 before 3.125-58.147.1
3.125-58.147.1
mozilla-nspr
SUSE:Linux Enterprise Micro 5.3
From an advisory covering 139 CVEs
 before 4.39-150400.12.3.1
4.39-150400.12.3.1
mozilla-nss
SUSE:Linux Enterprise Micro 5.3
From an advisory covering 139 CVEs
 before 3.125-150400.3.74.1
3.125-150400.3.74.1
mozilla-nspr
SUSE:Linux Enterprise Micro 5.4
From an advisory covering 139 CVEs
 before 4.39-150400.12.3.1
4.39-150400.12.3.1
mozilla-nss
SUSE:Linux Enterprise Micro 5.4
From an advisory covering 139 CVEs
 before 3.125-150400.3.74.1
3.125-150400.3.74.1
mozilla-nspr
SUSE:Linux Enterprise Micro 5.5
From an advisory covering 139 CVEs
 before 4.39-150400.12.3.1
4.39-150400.12.3.1
mozilla-nss
SUSE:Linux Enterprise Micro 5.5
From an advisory covering 139 CVEs
 before 3.125-150400.3.74.1
3.125-150400.3.74.1
mozilla-nspr
SUSE:Linux Enterprise Module for Basesystem 15 SP7
From an advisory covering 139 CVEs
 before 4.39-150400.12.3.1
4.39-150400.12.3.1
mozilla-nss
SUSE:Linux Enterprise Module for Basesystem 15 SP7
From an advisory covering 139 CVEs
 before 3.125-150400.3.74.1
3.125-150400.3.74.1
MozillaFirefox
SUSE:Linux Enterprise Module for Desktop Applications 15 SP7
From an advisory covering 139 CVEs
 before 153.2.0-150400.157.5.1
153.2.0-150400.157.5.1
MozillaFirefox-branding-SLE
SUSE:Linux Enterprise Module for Desktop Applications 15 SP7
From an advisory covering 139 CVEs
 before 153-150400.14.3.1
153-150400.14.3.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS
From an advisory covering 139 CVEs
 before 153.2.0-150400.157.5.1
153.2.0-150400.157.5.1
MozillaFirefox-branding-SLE
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS
From an advisory covering 139 CVEs
 before 153-150400.14.3.1
153-150400.14.3.1
mozilla-nspr
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS
From an advisory covering 139 CVEs
 before 4.39-150400.12.3.1
4.39-150400.12.3.1
mozilla-nss
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS
From an advisory covering 139 CVEs
 before 3.125-150400.3.74.1
3.125-150400.3.74.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS
From an advisory covering 139 CVEs
 before 153.2.0-150400.157.5.1
153.2.0-150400.157.5.1
MozillaFirefox-branding-SLE
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS
From an advisory covering 139 CVEs
 before 153-150400.14.3.1
153-150400.14.3.1
mozilla-nspr
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS
From an advisory covering 139 CVEs
 before 4.39-150400.12.3.1
4.39-150400.12.3.1
mozilla-nss
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS
From an advisory covering 139 CVEs
 before 3.125-150400.3.74.1
3.125-150400.3.74.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS
From an advisory covering 139 CVEs
 before 153.2.0-150400.157.5.1
153.2.0-150400.157.5.1
MozillaFirefox-branding-SLE
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS
From an advisory covering 139 CVEs
 before 153-150400.14.3.1
153-150400.14.3.1
mozilla-nspr
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS
From an advisory covering 139 CVEs
 before 4.39-150400.12.3.1
4.39-150400.12.3.1
mozilla-nss
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS
From an advisory covering 139 CVEs
 before 3.125-150400.3.74.1
3.125-150400.3.74.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS
From an advisory covering 139 CVEs
 before 153.2.0-150400.157.5.1
153.2.0-150400.157.5.1
MozillaFirefox-branding-SLE
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS
From an advisory covering 139 CVEs
 before 153-150400.14.3.1
153-150400.14.3.1
mozilla-nspr
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS
From an advisory covering 139 CVEs
 before 4.39-150400.12.3.1
4.39-150400.12.3.1
mozilla-nss
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS
From an advisory covering 139 CVEs
 before 3.125-150400.3.74.1
3.125-150400.3.74.1
MozillaFirefox
SUSE:Linux Enterprise Server 15 SP4-LTSS
From an advisory covering 139 CVEs
 before 153.2.0-150400.157.5.1
153.2.0-150400.157.5.1
MozillaFirefox-branding-SLE
SUSE:Linux Enterprise Server 15 SP4-LTSS
From an advisory covering 139 CVEs
 before 153-150400.14.3.1
153-150400.14.3.1
mozilla-nspr
SUSE:Linux Enterprise Server 15 SP4-LTSS
From an advisory covering 139 CVEs
 before 4.39-150400.12.3.1
4.39-150400.12.3.1
mozilla-nss
SUSE:Linux Enterprise Server 15 SP4-LTSS
From an advisory covering 139 CVEs
 before 3.125-150400.3.74.1
3.125-150400.3.74.1
MozillaFirefox
SUSE:Linux Enterprise Server 15 SP5-LTSS
From an advisory covering 139 CVEs
 before 153.2.0-150400.157.5.1
153.2.0-150400.157.5.1
MozillaFirefox-branding-SLE
SUSE:Linux Enterprise Server 15 SP5-LTSS
From an advisory covering 139 CVEs
 before 153-150400.14.3.1
153-150400.14.3.1
mozilla-nspr
SUSE:Linux Enterprise Server 15 SP5-LTSS
From an advisory covering 139 CVEs
 before 4.39-150400.12.3.1
4.39-150400.12.3.1
mozilla-nss
SUSE:Linux Enterprise Server 15 SP5-LTSS
From an advisory covering 139 CVEs
 before 3.125-150400.3.74.1
3.125-150400.3.74.1
MozillaFirefox
SUSE:Linux Enterprise Server 15 SP6-LTSS
From an advisory covering 139 CVEs
 before 153.2.0-150400.157.5.1
153.2.0-150400.157.5.1
MozillaFirefox-branding-SLE
SUSE:Linux Enterprise Server 15 SP6-LTSS
From an advisory covering 139 CVEs
 before 153-150400.14.3.1
153-150400.14.3.1
mozilla-nspr
SUSE:Linux Enterprise Server 15 SP6-LTSS
From an advisory covering 139 CVEs
 before 4.39-150400.12.3.1
4.39-150400.12.3.1
mozilla-nss
SUSE:Linux Enterprise Server 15 SP6-LTSS
From an advisory covering 139 CVEs
 before 3.125-150400.3.74.1
3.125-150400.3.74.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 15 SP4
From an advisory covering 139 CVEs
 before 153.2.0-150400.157.5.1
153.2.0-150400.157.5.1
MozillaFirefox-branding-SLE
SUSE:Linux Enterprise Server for SAP Applications 15 SP4
From an advisory covering 139 CVEs
 before 153-150400.14.3.1
153-150400.14.3.1
mozilla-nspr
SUSE:Linux Enterprise Server for SAP Applications 15 SP4
From an advisory covering 139 CVEs
 before 4.39-150400.12.3.1
4.39-150400.12.3.1
mozilla-nss
SUSE:Linux Enterprise Server for SAP Applications 15 SP4
From an advisory covering 139 CVEs
 before 3.125-150400.3.74.1
3.125-150400.3.74.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 15 SP5
From an advisory covering 139 CVEs
 before 153.2.0-150400.157.5.1
153.2.0-150400.157.5.1
MozillaFirefox-branding-SLE
SUSE:Linux Enterprise Server for SAP Applications 15 SP5
From an advisory covering 139 CVEs
 before 153-150400.14.3.1
153-150400.14.3.1
mozilla-nspr
SUSE:Linux Enterprise Server for SAP Applications 15 SP5
From an advisory covering 139 CVEs
 before 4.39-150400.12.3.1
4.39-150400.12.3.1
mozilla-nss
SUSE:Linux Enterprise Server for SAP Applications 15 SP5
From an advisory covering 139 CVEs
 before 3.125-150400.3.74.1
3.125-150400.3.74.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 15 SP6
From an advisory covering 139 CVEs
 before 153.2.0-150400.157.5.1
153.2.0-150400.157.5.1
MozillaFirefox-branding-SLE
SUSE:Linux Enterprise Server for SAP Applications 15 SP6
From an advisory covering 139 CVEs
 before 153-150400.14.3.1
153-150400.14.3.1
mozilla-nspr
SUSE:Linux Enterprise Server for SAP Applications 15 SP6
From an advisory covering 139 CVEs
 before 4.39-150400.12.3.1
4.39-150400.12.3.1
mozilla-nss
SUSE:Linux Enterprise Server for SAP Applications 15 SP6
From an advisory covering 139 CVEs
 before 3.125-150400.3.74.1
3.125-150400.3.74.1
MozillaThunderbird
SUSE:Linux Enterprise Module for Package Hub 15 SP7
From an advisory covering 143 CVEs
 before 153.2.0-150400.13.3.1
153.2.0-150400.13.3.1
MozillaThunderbird
SUSE:Linux Enterprise Workstation Extension 15 SP7
From an advisory covering 143 CVEs
 before 153.2.0-150400.13.3.1
153.2.0-150400.13.3.1
mozjs52
Ubuntu:18.04:LTS
 All versions, plus listed versions
52.3.1-0ubuntu352.3.1-7fakesync152.8.1-0ubuntu0.18.04.152.9.1-0ubuntu0.18.04.1
 None known
mozjs38
Ubuntu:18.04:LTS
 All versions, plus listed versions
38.8.0~repack1-0ubuntu138.8.0~repack1-0ubuntu338.8.0~repack1-0ubuntu4
 None known
mozjs68
Ubuntu:20.04:LTS
 All versions, plus listed versions
68.5.0-1~fakesync68.5.0-2~fakesync68.6.0-168.6.0-1ubuntu1
 None known
mozjs52
Ubuntu:20.04:LTS
 All versions, plus listed versions
52.9.1-1build152.9.1-1ubuntu3
 None known
mozjs102
Ubuntu:22.04:LTS
 All versions, plus listed versions
102.11.0-0ubuntu0.22.04.1102.12.0-0ubuntu0.22.04.1102.13.0-0ubuntu0.22.04.1102.15.1-0ubuntu0.22.04.1
 None known
mozjs78
Ubuntu:22.04:LTS
 All versions, plus listed versions
78.13.0-178.15.0-278.15.0-4ubuntu1
 None known
mozjs91
Ubuntu:22.04:LTS
 All versions, plus listed versions
91.5.1-0ubuntu191.6.0-191.6.0-291.7.0-291.10.0-0ubuntu1
 None known
thunderbird
Ubuntu:22.04:LTS
 All versions, plus listed versions
1:91.1.2+build1-0ubuntu11:91.3.0+build2-0ubuntu11:91.3.1+build1-0ubuntu11:91.3.2+build1-0ubuntu11:91.4.0+build1.1-0ubuntu1
Show 34 moreShow less
1:91.4.0+build2-0ubuntu11:91.5.0+build1-0ubuntu11:91.5.1+build1-0ubuntu11:91.6.1+build1-0ubuntu11:91.7.0+build1-0ubuntu11:91.7.0+build2-0ubuntu11:91.8.0+build2-0ubuntu11:91.9.1+build1-0ubuntu0.22.04.11:91.11.0+build2-0ubuntu0.22.04.11:102.2.2+build1-0ubuntu0.22.04.11:102.4.2+build2-0ubuntu0.22.04.11:102.7.1+build2-0ubuntu0.22.04.11:102.8.0+build2-0ubuntu0.22.04.11:102.9.0+build1-0ubuntu0.22.04.11:102.10.0+build2-0ubuntu0.22.04.11:102.11.0+build1-0ubuntu0.22.04.11:102.13.0+build1-0ubuntu0.22.04.11:102.15.0+build1-0ubuntu0.22.04.11:102.15.1+build1-0ubuntu0.22.04.11:115.3.1+build1-0ubuntu0.22.04.21:115.4.1+build1-0ubuntu0.22.04.11:115.5.0+build1-0ubuntu0.22.04.11:115.6.0+build2-0ubuntu0.22.04.11:115.8.1+build1-0ubuntu0.22.04.11:115.9.0+build1-0ubuntu0.22.04.11:115.10.1+build1-0ubuntu0.22.04.11:115.11.0+build2-0ubuntu0.22.04.11:115.12.0+build3-0ubuntu0.22.04.11:115.13.0+build5-0ubuntu0.22.04.11:115.15.0+build1-0ubuntu0.22.04.11:115.16.0+build2-0ubuntu0.22.04.11:115.18.0+build1-0ubuntu0.22.04.11:128.12.0+build1-0ubuntu0.22.04.11:140.7.1+build1-0ubuntu0.22.04.1
 None known
mozjs102
Ubuntu:24.04:LTS
 All versions, plus listed versions
102.15.1-1102.15.1-3ubuntu2
 None known
mozjs115
Ubuntu:24.04:LTS
 All versions, plus listed versions
115.3.0-0ubuntu1115.4.0-2115.5.0-1115.6.0-1115.7.0-4
Show 4 moreShow less
115.8.0-1115.9.0-1115.9.0-1build1115.10.0-1
 None known
firefox-esr
openSUSE:Tumbleweed
From an advisory covering 52 CVEs
 before 153.1.0-1.1
153.1.0-1.1
MozillaFirefox
openSUSE:Tumbleweed
From an advisory covering 58 CVEs
 before 154.0-1.1
154.0-1.1
MozillaThunderbird
openSUSE:Tumbleweed
From an advisory covering 138 CVEs
 before 153.4.0-1.1
153.4.0-1.1
MozillaFirefox
openSUSE:Leap 16.0
From an advisory covering 115 CVEs
 before 153.1.0-160000.1.2
153.1.0-160000.1.2
mozilla-nspr
openSUSE:Leap 16.0
From an advisory covering 115 CVEs
 before 4.39-160000.1.1
4.39-160000.1.1
mozilla-nss
openSUSE:Leap 16.0
From an advisory covering 115 CVEs
 before 3.125-160000.1.1
3.125-160000.1.1
rust-cbindgen
openSUSE:Leap 16.0
From an advisory covering 115 CVEs
 before 0.29.4+git0-160000.1.1
0.29.4+git0-160000.1.1

History

History
RecordedChangedSources
affected, facts
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-74966 is a high vulnerability (CVSS 7.5) in Mozilla Firefox, published August 18, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.44%, the 38th percentile. No source names a fixed version.

References

Show 194 moreShow less
This page doesn't list everything

Left out here: 172 references and the rest of 9 source descriptions. The JSON record has them.

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