Use-after-free in Google Chromium - CVE-2026-79078

 

Use-after-free in Google Chromium - CVE-2026-79078

Published: August 26, 2026


Vulnerability identifier: #VU145471
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-2026-79078
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 FedCM 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
Google Chrome

How to mitigate CVE-2026-79078

Install update from vendor's website.

Google Chromium - update to 152.0.7977.64
Google Chrome - addressed in versions 151.0.7922.175, 152.0.7977.64

External References

Related Security Bulletins