Race condition in Google Chromium - CVE-2026-5890

 

Race condition in Google Chromium - CVE-2026-5890

Published: April 9, 2026


Vulnerability identifier: #VU125635
CSH Severity: High
CVSS v4: 8.6 [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]
CVE-ID: CVE-2026-5890
CWE-ID: CWE-362
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to a race condition in WebCodecs in Google Chrome. A remote attacker can trick the victim to open a specially crafted web page and bypass implemented security restrictions.


Affected software

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

How to mitigate CVE-2026-5890

Install update from vendor's website.

Google Chromium - update to 147.0.7727.55
Microsoft Edge - update to 147.0.3912.60
Google Chrome - update to 147.0.7727.55
chromium - addressed in versions 147.0.7727.55-1.el9, 147.0.7727.55-1.el10_1, 147.0.7727.55-1.el10_2, 147.0.7727.55-1.el10_3, 147.0.7727.55-1.fc42, 147.0.7727.55-1.fc43, 147.0.7727.55-1.fc44, 147.0.7727.101-1.fc42
chromium (Debian package) - addressed in versions 147.0.7727.55-1~deb12u1, 147.0.7727.55-1~deb13u1

External References

Related Security Bulletins