Heap-based buffer overflow in Google Chromium - CVE-2026-4675

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Main Vulnerability Database Vulnerabilities #VU124263

Heap-based buffer overflow in Google Chromium - CVE-2026-4675

Published: March 24, 2026


Vulnerability identifier: #VU124263
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-2026-4675
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted HTML content in WebGL. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a heap-based buffer overflow and execute arbitrary code on the target system.


Affected software

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

How to mitigate CVE-2026-4675

Install update from vendor's website.

Google Chromium - update to 146.0.7680.164
Microsoft Edge - update to 146.0.3856.84
Google Chrome - update to 146.0.7680.164
Chrome OS - addressed in versions 138.0.7204.310, 144.0.7559.249
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 146.0.7680.164-1.el9, 146.0.7680.164-1.el10_1, 146.0.7680.164-1.el10_2, 146.0.7680.164-1.el10_3, 146.0.7680.164-1.fc42, 146.0.7680.164-1.fc43, 146.0.7680.164-1.fc44
chromium (Debian package) - addressed in versions 146.0.7680.164-1~deb12u1, 146.0.7680.164-1~deb13u1

External References

Related Security Bulletins