Input validation error in Google Chromium - CVE-2026-11053

Vulnerability identifier: #VU134772

CSH Severity: Low

CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-11053

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due an unspecified issue in WebRTC. A remote attacker can bypass implemented security restrictions.

Google Chromium
Microsoft Edge
Google Chrome
Debian Linux
chromium (Debian package)

Install updates from vendor's website.

Google Chromium - update to 149.0.7827.53
Microsoft Edge - update to 149.0.4022.52
Google Chrome - update to 149.0.7827.53
chromium (Debian package) - addressed in versions 149.0.7827.53-1~deb12u1, 149.0.7827.53-1~deb13u1

• https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html
• https://issues.chromium.org/issues/498841456

• Debian update for chromium
• Multiple vulnerabilities in Google Chrome
• Multiple vulnerabilities in Microsoft Edge