CVE-2026-4718

Undefined behavior in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

CVE-2026-4705

Undefined behavior in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

UBUNTU-CVE-2026-4724

Undefined behavior in the Audio/Video component. This vulnerability was fixed in Firefox 149 and Thunderbird 149...

CVE-2026-4718 Undefined behavior in the WebRTC: Signaling component

Undefined behavior in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

CVE-2026-4718 Undefined behavior in the WebRTC: Signaling component

Undefined behavior in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

CVE-2026-4705 Undefined behavior in the WebRTC: Signaling component

Undefined behavior in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

CVE-2026-4705 Undefined behavior in the WebRTC: Signaling component

Undefined behavior in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

CVE-2026-4705

CVE-2026-4705 is an undefined-behavior issue in the WebRTC: Signaling component. Public disclosures in the initial document indicate the vulnerability affected Firefox and Thunderbird products, with patches delivered in Firefox 149 / ESR 140.9 and Thunderbird 149 / 140.9. The accompanying connect...

CVE-2026-4724 Undefined behavior in the Audio/Video component

Undefined behavior in the Audio/Video component. This vulnerability was fixed in Firefox 149 and Thunderbird 149...

CVE-2026-4724

Undefined behavior in the Audio/Video component. This vulnerability was fixed in Firefox 149 and Thunderbird 149...

CVE-2026-4724

Undefined behavior in the Audio/Video component. This vulnerability was fixed in Firefox 149 and Thunderbird 149...

CVE-2026-4724

Undefined behavior in the Audio/Video component. This vulnerability was fixed in Firefox 149 and Thunderbird 149...

CVE-2026-4724

CVE-2026-4724 affects Mozilla Firefox and Mozilla Thunderbird. The root cause is undefined behavior in the Audio/Video component, leading to potential security bypass or other impacts as described in the connected records. The vulnerability is reported across multiple sources (CNVD EUVD entries) ...

Mozilla’s various products have security vulnerabilities

Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. A code execution vulnerability exists in multiple Mozilla products due to...

CVE-2026-4718: Reliance on Undefined, Unspecified, or Implementation-Defined Behavior

Undefined behavior in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

CVE-2026-4705: Reliance on Undefined, Unspecified, or Implementation-Defined Behavior

Undefined behavior in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

PT-2026-27422

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 149 Thunderbird versions prior to 149 Description An undefined behavior issue exists in the Audio/Video component. This can lead to unexpected program behavior. Recommendations Update Firefox to version 149 or later...

CVE-2026-4724: Reliance on Undefined, Unspecified, or Implementation-Defined Behavior

Undefined behavior in the Audio/Video component. This vulnerability was fixed in Firefox 149 and Thunderbird 149...

Mozilla -- Multiple vulnerabilities

CVE-2026-4729: Memory safety bugs CVE-2026-4728: Spoofing issue in the Privacy: Anti-Tracking component. CVE-2026-4727: Denial-of-service in the Libraries component in NSS. CVE-2026-4726: Denial-of-service in the XML component. CVE-2026-4725: Sandbox escape due to use-after-free in the Graphics:...

EUVD-2026-13099

A flaw was found in libarchive. An Undefined Behavior vulnerability exists in the zisofs decompression logic, caused by improper validation of a field pzlog2bs read from ISO9660 Rock Ridge extensions. A remote attacker can exploit this by supplying a specially crafted ISO file. This can lead to...