Buffer overflow in Google Chromium - CVE-2026-5279

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Main Vulnerability Database Vulnerabilities #VU124749

Buffer overflow in Google Chromium - CVE-2026-5279

Published: April 1, 2026


Vulnerability identifier: #VU124749
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-2026-5279
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to a boundary error in V8 in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger memory corruption and execute arbitrary code on the system.


Affected software

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

How to mitigate CVE-2026-5279

Install update from vendor's website.

Google Chromium - update to 146.0.7680.177
Microsoft Edge - update to 146.0.3856.97
Google Chrome - update to 146.0.7680.177
cef - addressed in versions 146.0.11^chromium146.0.7680.177-2.fc42, 146.0.11^chromium146.0.7680.177-2.fc43, 146.0.11^chromium146.0.7680.177-2.fc44
chromium - addressed in versions 146.0.7680.177-1.el9, 146.0.7680.177-1.el10_1, 146.0.7680.177-1.el10_2, 146.0.7680.177-1.el10_3, 146.0.7680.177-1.fc42, 146.0.7680.177-1.fc43, 146.0.7680.177-1.fc44, 147.0.7727.55-1.fc42, 147.0.7727.101-1.fc42
chromium (Debian package) - addressed in versions 146.0.7680.177-1~deb12u1, 146.0.7680.177-1~deb13u1

External References

Related Security Bulletins