1002 matches found
CVE-2026-4698
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability affects Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
CVE-2026-4697 Incorrect boundary conditions in the Audio/Video: Web Codecs component
Incorrect boundary conditions in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
CVE-2026-4696
The CVE-2026-4696 entry describes a Use-after-free in Firefox’s Layout: Text and Fonts component. Affected products are Firefox versions newer than? actually older than 149 for Firefox, and ESR variants: <115.34 and
CVE-2026-4692 Sandbox escape in the Responsive Design Mode component
Sandbox escape in the Responsive Design Mode component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
CVE-2026-4692
Sandbox escape in the Responsive Design Mode component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
CVE-2026-4691
Use-after-free in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
CVE-2026-4690 Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component
Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
CVE-2026-4690
Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability affects Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
CVE-2026-4690
Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
CVE-2026-4688 Sandbox escape due to use-after-free in the Disability Access APIs component
Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
CVE-2026-4687 Sandbox escape due to incorrect boundary conditions in the Telemetry component
Sandbox escape due to incorrect boundary conditions in the Telemetry component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
CVE-2026-4688 Sandbox escape due to use-after-free in the Disability Access APIs component
Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
CVE-2026-4687
A sandbox escape vulnerability exists in the Telemetry component of Mozilla products due to incorrect boundary conditions . This flaw allows a malicious actor to break out of the sandbox, potentially leading to service failure or other unintended consequences. The vulnerability affects Firefox (v...
CVE-2026-4688
CVE-2026-4688 describes a sandbox escape caused by a use-after-free in the Disability Access APIs component. The vulnerability affects Firefox versions prior to 149 and Firefox ESR versions prior to 140.9. The available documents do not provide exploit details or specific remediation steps beyond...
CVE-2026-4686
Incorrect boundary conditions in the Graphics: Canvas2D component. This vulnerability affects Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
CVE-2026-4685 Incorrect boundary conditions in the Graphics: Canvas2D component
Incorrect boundary conditions in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
PT-2026-27425
Name of the Vulnerable Software and Affected Versions Firefox versions prior to 149 Thunderbird versions prior to 149 Description A denial-of-service issue exists within the Libraries component of NSS. This flaw could potentially disrupt normal operations. Recommendations Update Firefox to versio...
PT-2026-27423
Name of the Vulnerable Software and Affected Versions Firefox versions prior to 149 Thunderbird versions prior to 149 Description A security issue exists due to a use-after-free condition within the Graphics: Canvas2D component. This can lead to a sandbox escape. Recommendations Update Firefox to...
PT-2026-27427
Name of the Vulnerable Software and Affected Versions Firefox versions prior to 149 Thunderbird versions prior to 149 Description Memory safety issues exist in Firefox 148 and Thunderbird 148. These bugs demonstrate evidence of memory corruption, and it is presumed that, with sufficient effort,...
