UBUNTU-CVE-2026-2790

Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

CVE-2026-2791

Mitigation bypass in the Networking: Cache component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

CVE-2026-2758

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

CVE-2026-2788

Incorrect boundary conditions in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

UBUNTU-CVE-2026-2760

Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

UBUNTU-CVE-2026-2782

Privilege escalation in the Netmonitor component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

UBUNTU-CVE-2026-2769

Use-after-free in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

UBUNTU-CVE-2026-2765

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

CVE-2026-2806

CVE-2026-2806 involves an uninitialized memory issue in the Graphics: Text component of Firefox/Thunderbird. Affected products are Mozilla Firefox and Mozilla Thunderbird (before versions 148). Root cause per the documents is uninitialized memory in the Text rendering path, with a fix implemented...

CVE-2026-2806

Uninitialized memory in the Graphics: Text component. This vulnerability was fixed in Firefox 148 and Thunderbird 148...

CVE-2026-2805

CVE-2026-2805 describes an Invalid pointer in the DOM: Core & HTML component affecting Mozilla Firefox and Mozilla Thunderbird. The issue originates from a pointer problem in the DOM Core & HTML, with the vulnerability fixed in version Firefox 148 and Thunderbird 148 . Public CVSS details (CVSS v...

EUVD-2026-8458

Invalid pointer in the DOM: Core & HTML component. This vulnerability affects Firefox 148...

CVE-2026-2800

Spoofing issue in the WebAuthn component in Firefox for Android. This vulnerability was fixed in Firefox 148 and Thunderbird 148...

CVE-2026-2800

CVE-2026-2800 affects Firefox for Android, specifically a spoofing vulnerability in the WebAuthn component. The issue is described as a spoofing flaw in WebAuthn that affects the Android Firefox and has been fixed in Firefox 148 (and Thunderbird 148). The available connected sources corroborate t...

EUVD-2026-8445

Memory safety bugs present in Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This...

CVE-2026-2791 Mitigation bypass in the Networking: Cache component

Mitigation bypass in the Networking: Cache component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

CVE-2026-2791

CVE-2026-2791 is a mitigation bypass in the Networking: Cache component. Public sources confirm Firefox and Thunderbird updates fix the issue: Firefox to version 148 (and ESR 140.8), Thunderbird to 148 (and 140.8). The impact is described via CVSS as CRITICAL (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)...

CVE-2026-2790

Same-origin policy bypass in the Networking: JAR component. This vulnerability affects Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

CVE-2026-2788

Incorrect boundary conditions in the Audio/Video: GMP component. This vulnerability affects Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

CVE-2026-2788 Incorrect boundary conditions in the Audio/Video: GMP component

Incorrect boundary conditions in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...