CVE-2026-117903

A use-after-free vulnerability exists in the Audio/Video component of the Firefox web browser. This flaw was addressed and fixed in Firefox 159 , Firefox ESR 115.44 , and Firefox ESR 153.6 . No specific exploit information or in-the-wild exploitation details are provided in the documents.

CVE-2026-117904

A use-after-free vulnerability exists in the JavaScript: GC component of the Firefox browser. This flaw was addressed in Firefox 159 and Firefox ESR 153.6 . No specific exploit details or in-the-wild exploitation information are provided in the documentation.

CVE-2026-117903 Use-after-free in the Audio/Video component

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6...

CVE-2026-117904 Use-after-free in the JavaScript: GC component

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6...

EUVD-2026-110934

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6...

EUVD-2026-110935

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6...

CVE-2026-117901

The Firefox browser is affected by a use-after-free vulnerability within the DOM: Core & HTML component . This security flaw has been addressed in several releases, with fixes available in Firefox 159 , Firefox ESR 115.44 , and Firefox ESR 153.6 . No specific exploit details or in-the-wild exploi...

CVE-2026-117901 Use-after-free in the DOM: Core & HTML component

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6...

CVE-2026-117902 Use-after-free in the Layout: Text and Fonts component

Use-after-free in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6...

EUVD-2026-110932

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6...

CVE-2026-117902

A use-after-free vulnerability exists in the Layout: Text and Fonts component of the Firefox browser. This flaw was addressed in Firefox 159 and Firefox ESR 153.6 . No specific exploit details or in-the-wild exploitation information are provided in the documents.

EUVD-2026-110933

Use-after-free in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6...

CVE-2026-117900 Use-after-free in the DOM: Editor component

Use-after-free in the DOM: Editor component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6...

CVE-2026-117900

A use-after-free vulnerability exists in the DOM: Editor component of the Firefox web browser. This flaw was addressed in Firefox 159 , Firefox ESR 115.44 , and Firefox ESR 153.6 . No specific details regarding the root cause, exploit vectors, or in-the-wild exploitation are provided in the docum...

EUVD-2026-110931

Use-after-free in the DOM: Editor component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6...

CVE-2026-117898

A use-after-free vulnerability exists in the JavaScript Engine: JIT component of the Firefox web browser. This flaw was addressed in Firefox 159 and Firefox ESR 153.6 . No specific exploit information or in-the-wild exploitation details are provided in the documents.

EUVD-2026-110930

Use-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6...

CVE-2026-117899

A use-after-free vulnerability exists in the Networking: HTTP component of Firefox . This flaw was addressed in Firefox 159 , Firefox ESR 115.44 , and Firefox ESR 153.6 . No specific exploit details or in-the-wild exploitation information are provided in the documents.

CVE-2026-117899 Use-after-free in the Networking: HTTP component

Use-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6...

CVE-2026-117898 Use-after-free in the JavaScript Engine: JIT component

Use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6...