CVE-2026-12447

A heap buffer overflow flaw was found in the WebRTC component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=513405023...

The vulnerability of WebRTC technology in Mozilla Firefox, Firefox ESR, and the Thunderbird email client allows attackers to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of JavaScript script handlers in Mozilla Firefox, Firefox ESR, and the email client Thunderbird lies in the use of memory after it is freed. Exploiting this vulnerability allows an attacker to compromise the accessibility of protected information...

SUSE CVE-2026-12447

Heap buffer overflow in WebRTC in Google Chrome prior to 149.0.7827.155 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. Chromium security severity: High...

SUSE CVE-2026-12461

Out of bounds read in WebRTC in Google Chrome on Windows prior to 149.0.7827.155 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. Chromium security severity: High...

EUVD-2026-37551

Heap buffer overflow in WebRTC in Google Chrome on Windows prior to 149.0.7827.155 allowed a remote attacker to execute arbitrary code via a crafted HTML page. Chromium security severity: High...

EUVD-2026-37532

Heap buffer overflow in WebRTC in Google Chrome prior to 149.0.7827.155 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. Chromium security severity: High...

DEBIAN-CVE-2026-12466

Heap buffer overflow in WebRTC in Google Chrome on Windows prior to 149.0.7827.155 allowed a remote attacker to execute arbitrary code via a crafted HTML page. Chromium security severity: High...

CVE-2026-12466

Heap buffer overflow in WebRTC in Google Chrome on Windows prior to 149.0.7827.155 allowed a remote attacker to execute arbitrary code via a crafted HTML page. Chromium security severity: High...

CVE-2026-12466

Heap buffer overflow in WebRTC in Google Chrome on Windows prior to 149.0.7827.155 allowed a remote attacker to execute arbitrary code via a crafted HTML page. Chromium security severity: High...

DEBIAN-CVE-2026-12447

Heap buffer overflow in WebRTC in Google Chrome prior to 149.0.7827.155 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. Chromium security severity: High...

firefox: thunderbird: Other issue in the WebRTC component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Other issue in the WebRTC component...

CVE-2026-12447

CVE-2026-12447 affects Google Chrome/WebRTC (Chromium). The issue is a heap buffer overflow in WebRTC that allows remote code execution via a crafted HTML page, affecting builds prior to 149.0.7827.155. Impact is a sandbox escape/total compromise of the browser process, per the cited descriptions...

Linux Distros Unpatched Vulnerability : CVE-2026-12466

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Heap buffer overflow in WebRTC in Google Chrome on Windows prior to 149.0.7827.155 allowed a remote attacker to execute arbitrary code via a crafted HTML page...

Linux Distros Unpatched Vulnerability : CVE-2026-12447

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Heap buffer overflow in WebRTC in Google Chrome prior to 149.0.7827.155 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML...

PT-2026-50211

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 149.0.7827.155 Description An out-of-bounds read exists in WebRTC Web Real-Time Communication, a project that provides websites and applications with real-time communication capabilities in Google Chrome on...

PT-2026-50197

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 149.0.7827.155 Description A heap buffer overflow occurs in WebRTC, which is a framework that enables real-time communication such as voice and video calls within web browsers. This issue allows a remote attacke...

PT-2026-50216

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 149.0.7827.155 Description A heap buffer overflow exists in WebRTC in Google Chrome on Windows. A remote attacker can execute arbitrary code by inducing the victim to open a crafted HTML page. A heap buffer...

firefox: thunderbird: Other issue in the WebRTC component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Other issue in the WebRTC component...

firefox: thunderbird: Other issue in the WebRTC component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Other issue in the WebRTC component...

Chromium: CVE-2026-11668 Uninitialized Use in Codecs

This CVE was assigned by Chrome. Microsoft Edge Chromium-based ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information...