Out-of-bounds read in Google Chromium - CVE-2026-4462

 

Out-of-bounds read in Google Chromium - CVE-2026-4462

Published: March 23, 2026


Vulnerability identifier: #VU124253
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-2026-4462
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 Blink 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-2026-4462

Install update from vendor's website.

Google Chromium - update to 146.0.7680.153
Microsoft Edge - update to 146.0.3856.72
Google Chrome - update to 146.0.7680.153
Chrome OS - addressed in versions 138.0.7204.310, 144.0.7559.254
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 146.0.7680.153-1.el9, 146.0.7680.153-1.el10_1, 146.0.7680.153-1.el10_2, 146.0.7680.153-1.el10_3, 146.0.7680.153-1.fc42, 146.0.7680.153-1.fc43, 146.0.7680.153-1.fc44, 146.0.7680.164-1.el9, 146.0.7680.164-1.el10_1, 146.0.7680.164-1.fc42
chromium (Debian package) - addressed in versions 146.0.7680.153-1~deb12u1, 146.0.7680.153-1~deb13u1

External References

Related Security Bulletins