Main Vulnerability Database Vulnerabilities #VU145716

Improper access control in Google Chromium - CVE-2026-79152

Published: August 26, 2026

Vulnerability identifier: #VU145716

CSH Severity: Medium

CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-79152

CWE-ID: CWE-284

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to improper access control in CustomTabs when handling crafted web content. A remote attacker can cause the victim to interact with crafted content to bypass authorization checks.

User interaction is required for exploitation.

Affected software

Google Chromium
Google Chrome

How to mitigate CVE-2026-79152

Install security 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