Improperly implemented security check for standard in Google Chromium - CVE-2026-3910

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Main Vulnerability Database Vulnerabilities #VU123976

Improperly implemented security check for standard in Google Chromium - CVE-2026-3910

Published: March 12, 2026


Vulnerability identifier: #VU123976
CSH Severity: Critical
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-2026-3910
CWE-ID: CWE-358
Exploitation vector: Remote access
Exploit availability: The vulnerability is being exploited in the wild

Vulnerability details

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to incorrect implementation in V8 in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.

Note, the vulnerability is being exploited in the wild.


Affected software

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

How to mitigate CVE-2026-3910

Install update from vendor's website.

Google Chromium - update to 146.0.7680.75
Microsoft Edge - update to 146.0.3856.59
Google Chrome - update to 146.0.7680.75
Chrome OS - update to 144.0.7559.246
cef - addressed in versions 146.0.9^chromium146.0.7680.164-1.fc42, 146.0.9^chromium146.0.7680.164-1.fc43, 146.0.9^chromium146.0.7680.164-1.fc44
chromium - addressed in versions 146.0.7680.80-1.el9, 146.0.7680.80-1.el10_1, 146.0.7680.80-1.el10_2, 146.0.7680.80-1.el10_3, 146.0.7680.80-1.fc42, 146.0.7680.80-1.fc43, 146.0.7680.80-1.fc44
chromium (Debian package) - addressed in versions 146.0.7680.80-1~deb12u1, 146.0.7680.80-1~deb13u1
Prisma Access Browser - update to 146.3.8.76

External References

Related Security Bulletins