CVE-2026-6764

CVE-2026-6764 is an issue described as incorrect boundary conditions in the DOM: Device Interfaces component, affecting Firefox/Thunderbird. Public references in the connected advisories show fixes for this CVE in Firefox 150 (and ESR 140.10) and Thunderbird 150 (and Thunderbird 140.10). The root...

CVE-2026-6764 Incorrect boundary conditions in the DOM: Device Interfaces component

Incorrect boundary conditions in the DOM: Device Interfaces component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

CVE-2026-6761

CVE-2026-6761 — Privilege escalation in the Networking component (Microsoft/ Mozilla naming in documents shows Firefox/Thunderbird exposure). Affected products include Firefox (fixed in Firefox 150 and Firefox ESR 140.10) and Thunderbird (fixed in Thunderbird 150 and Thunderbird 140.10). The CVSS...

CVE-2026-6762

Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

CVE-2026-6762 Spoofing issue in the DOM: Core & HTML component

Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

CVE-2026-6761

Privilege escalation in the Networking component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

CVE-2026-6760 Mitigation bypass in the Networking: Cookies component

Mitigation bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 150 and Thunderbird 150...

CVE-2026-6759

Use-after-free in the Widget: Cocoa component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

CVE-2026-6758

CVE-2026-6758: Use-after-free in the JavaScript: WebAssembly component. Affected: Firefox and Thunderbird; fixed in Firefox 150 and Thunderbird 150. CVSS v3.1 base score 7.5 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H). No explicit exploit details provided in the connected documents.

CVE-2026-6758

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150 and Thunderbird 150...

CVE-2026-6756 Mitigation bypass in Firefox for Android

Mitigation bypass in Firefox for Android. This vulnerability was fixed in Firefox 150...

CVE-2026-6755

Mitigation bypass in the DOM: postMessage component. This vulnerability was fixed in Firefox 150 and Thunderbird 150...

CVE-2026-6752

Incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

CVE-2026-6752 Incorrect boundary conditions in the WebRTC component

Incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

CVE-2026-6753

Incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

CVE-2026-6752 Incorrect boundary conditions in the WebRTC component

Incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

CVE-2026-6750 Privilege escalation in the Graphics: WebRender component

Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

CVE-2026-6747 Use-after-free in the WebRTC component

Use-after-free in the WebRTC component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

PT-2026-33932

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 150 Firefox ESR versions prior to 115.35 Firefox ESR versions prior to 140.10 Thunderbird versions prior to 150 Thunderbird versions prior to 140.10 Description A use-after-free issue exists in the DOM: Core & HTML...

PT-2026-33952

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 150 Firefox ESR versions prior to 140.10 Thunderbird versions prior to 150 Thunderbird versions prior to 140.10 Description Incorrect boundary conditions exist in the Libraries component in NSS. Recommendations Update...