Out-of-bounds read in Google Chromium - CVE-2026-3916

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Main Vulnerability Database Vulnerabilities #VU123917

Out-of-bounds read in Google Chromium - CVE-2026-3916

Published: March 12, 2026


Vulnerability identifier: #VU123917
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-2026-3916
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 Web Speech 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-2026-3916

Install update from vendor's website.

Google Chromium - update to 146.0.7680.71
Microsoft Edge - update to 146.0.3856.59
Google Chrome - update to 146.0.7680.71
Chrome OS - update to 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 146.0.7680.71-1.el9, 146.0.7680.71-1.el10_1, 146.0.7680.71-1.el10_3, 146.0.7680.71-1.fc42, 146.0.7680.71-1.fc43, 146.0.7680.71-1.fc44, 146.0.7680.80-1.el9
chromium (Debian package) - addressed in versions 146.0.7680.71-1~deb12u1, 146.0.7680.71-1~deb13u1

External References

Related Security Bulletins