Use-after-free in Google Chromium - CVE-2026-4676

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Main Vulnerability Database Vulnerabilities #VU124264

Use-after-free in Google Chromium - CVE-2026-4676

Published: March 24, 2026 / Updated: April 1, 2026


Vulnerability identifier: #VU124264
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-2026-4676
CWE-ID: CWE-416
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 use-after-free error within the Dawn component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


Affected software

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

How to mitigate CVE-2026-4676

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
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