Race condition in Google Chromium - CVE-2026-6921
Published: April 26, 2026
Vulnerability identifier: #VU127958
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2026-6921
CWE-ID: CWE-362
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Google
Affected software:
Google Chromium
Google Chromium
Detailed vulnerability description
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to a race condition in GPU in Google Chrome. A remote attacker can trick the victim to open a specially crafted web page and bypass implemented security restrictions.
How to mitigate CVE-2026-6921
Install update from vendor's website.