Out-of-bounds read in Google Chromium - CVE-2026-4674

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Main Vulnerability Database Vulnerabilities #VU124262

Out-of-bounds read in Google Chromium - CVE-2026-4674

Published: March 24, 2026


Vulnerability identifier: #VU124262
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-4674
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the CSS component in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger an out-of-bounds read error and gain access to sensitive information.


Affected software

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

How to mitigate CVE-2026-4674

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, 144.0.7559.252
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