CVE-2026-13029

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-24 · updated 2026-10-25
Weakness: CWE-416

Description

Use after free in Web Authentication in Google Chrome prior to 149.0.7827.197 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. (Chromium security severity: High)

Affected products

Google Chrome: before 149.0.7827.197 — fixed in 149.0.7827.197

How to fix

Upgrade to a fixed version: Google Chrome 149.0.7827.197. Check the vendor advisory for mitigations.

References

https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0482630350.html
https://issues.chromium.org/issues/521495992

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