Input validation error in Google Chromium - CVE-2026-13921

 

Input validation error in Google Chromium - CVE-2026-13921

Published: July 1, 2026


Vulnerability identifier: #VU136319
CSH Severity: Medium
CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-13921
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to insufficient validation of user-supplied input in DeviceBoundSessionCredentials in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.


Affected software

Google Chromium
Microsoft Edge
Google Chrome
Prisma Access Browser
Debian Linux
chromium (Debian package)

How to mitigate CVE-2026-13921

Install update from vendor's website.

Google Chromium - update to 150.0.7871.46
Microsoft Edge - update to 150.0.4078.48
Google Chrome - update to 150.0.7871.46
chromium (Debian package) - update to 150.0.7871.46-1~deb13u1
Prisma Access Browser - update to 150.49.8.187

External References

Related Security Bulletins