CVE-2026-11668: High Uninitialized Use in Codecs
Chromium: CVE-2026-11667 Out of bounds read in WebRTC
Other sources
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
— Microsoft
Uninitialized Use in Codecs in Google Chrome on Linux, ChromeOS prior to 149.0.7827.103 allowed a remote attacker to leak cross-origin data via a crafted video file. (Chromium security severity: High)
— MITRE
Credit
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 149.0.4022.62 - Upgrade
Upgrade
Google Chrome/Chromium (WebRTC/Codecs on Linux & ChromeOS)to a version that resolves this vulnerability.Fixed in 149.0.7827.103
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2026-11668?
The severity of CVE-2026-11668 is medium, with a CVSS score of 4.3.
How do I fix CVE-2026-11668?
To fix CVE-2026-11668, update Google Chrome or ChromeOS to version 149.0.7827.103 or later.
What impact does CVE-2026-11668 have?
CVE-2026-11668 allows an attacker to leak cross-origin data through a crafted video file.
Which platforms are affected by CVE-2026-11668?
CVE-2026-11668 affects Google Chrome on Linux and ChromeOS versions prior to 149.0.7827.103.
What types of attacks can exploit CVE-2026-11668?
CVE-2026-11668 can be exploited through crafted video files that trigger uninitialized use in codecs.