Tagged “nvd”
CVEs tagged nvd, newest first.
51020 CVEsRSS
CVE-2026-100829Critical· 9.6⚖ disputedMitigation bypass in the DOM: Security component
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.
CVE-2026-100828Critical· 9.6Mitigation bypass in the Bookmarks & History component
Mitigation bypass in the Bookmarks & History component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.
CVE-2026-100826Medium· 6.5⚖ disputedDenial-of-service in the Storage: StorageManager component
Denial-of-service in the Storage: StorageManager component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.
CVE-2026-100825High· 8.8Use-after-free in the JavaScript Engine: JIT component
Use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.
CVE-2026-100824High· 8.8Privilege escalation in the Places component
Privilege escalation in the Places component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.
CVE-2026-100823Medium· 5.4⚖ disputedSpoofing issue in the Downloads component in Firefox for Android
Spoofing issue in the Downloads component in Firefox for Android. This vulnerability was fixed in Firefox 157.
CVE-2026-100822Medium· 5.4⚖ disputedSpoofing issue in the Networking: HTTP component
Spoofing issue in the Networking: HTTP component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.
CVE-2026-100821Medium· 4.7Site isolation issue in the Panning and Zooming component
Site isolation issue in the Panning and Zooming component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.
CVE-2026-100820High· 8.8⚖ disputedPrivilege escalation in the Address Bar component
Privilege escalation in the Address Bar component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17.
CVE-2026-100819Critical· 9.6⚖ disputedSandbox escape due to incorrect boundary conditions in the XPCOM component
Sandbox escape due to incorrect boundary conditions in the XPCOM component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.
CVE-2026-100818Critical· 9.6⚖ disputedSandbox escape due to use-after-free in the Widget: Gtk component
Sandbox escape due to use-after-free in the Widget: Gtk component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17.
CVE-2026-100817Medium· 5.4Other issue in the JavaScript: WebAssembly component
Other issue in the JavaScript: WebAssembly component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.
CVE-2026-100816High· 8.1⚖ disputedSite isolation issue in the DOM: Networking component
Site isolation issue in the DOM: Networking component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.
CVE-2026-100815High· 8.8⚖ disputedUse-after-free in the CSS Parsing and Computation component
Use-after-free in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.
CVE-2026-100814High· 8.8⚖ disputedIncorrect boundary conditions in the JavaScript Engine: JIT component
Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.
CVE-2026-100813High· 8.8⚖ disputedInvalid pointer in the JavaScript Engine: JIT component
Invalid pointer in the JavaScript Engine: JIT component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.
CVE-2026-100812Medium· 6.5Denial-of-service in the Graphics component
Denial-of-service in the Graphics component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.
CVE-2026-100811Critical· 9.6⚖ disputedSandbox escape due to use-after-free in the DOM: Core & HTML component
Sandbox escape due to use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17.
CVE-2026-100810Critical· 9.8⚖ disputedOther issue in the DevTools component
Other issue in the DevTools component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.
CVE-2026-100809High· 8.1Same-origin policy bypass in the DevTools component
Same-origin policy bypass in the DevTools component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.
CVE-2026-100808High· 8.8Mitigation bypass in the DOM: Service Workers component
Mitigation bypass in the DOM: Service Workers component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.
CVE-2026-100807High· 8.8⚖ disputedPrivilege escalation in the DOM: Service Workers component
Privilege escalation in the DOM: Service Workers component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17.
CVE-2026-100806Medium· 4.3Uninitialized memory in the Graphics: WebGPU component
Uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.
CVE-2026-100805High· 7.5Race condition, use-after-free in the Audio/Video component
Race condition, use-after-free in the Audio/Video component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.
CVE-2026-100804Critical· 9.6⚖ disputedSandbox escape due to use-after-free in the Preferences: Backend component
Sandbox escape due to use-after-free in the Preferences: Backend component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.
CVE-2026-100803High· 8.1⚖ disputedSame-origin policy bypass in the WebExtensions component
Same-origin policy bypass in the WebExtensions component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.
CVE-2026-100802Medium· 4.3Uninitialized memory in the Graphics: WebGPU component
Uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.
CVE-2026-100801High· 8.8⚖ disputedPrivilege escalation in the DLL Services component
Privilege escalation in the DLL Services component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17.
CVE-2026-100800Critical· 9.6⚖ disputedSandbox 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 ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.
CVE-2026-100799Medium· 4.3Uninitialized memory in the Graphics: WebGPU component
Uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.