Improper access control in Google Chromium - CVE-2026-79055

 

Improper access control in Google Chromium - CVE-2026-79055

Published: August 26, 2026


Vulnerability identifier: #VU145654
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-79055
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to disclose sensitive information.

The vulnerability exists due to improper access control in Sharing when handling sharing operations. A remote attacker can induce the victim to interact with crafted content to disclose sensitive information.

User interaction is required.


Affected software

Google Chromium
Microsoft Edge
Google Chrome
Debian Linux
chromium (Debian package)

How to mitigate CVE-2026-79055

Install security update from vendor's website.

Google Chromium - update to 152.0.7977.64
Microsoft Edge - update to 152.0.4191.53
Google Chrome - addressed in versions 151.0.7922.175, 152.0.7977.64
chromium (Debian package) - update to 152.0.7977.75-1~deb13u1

External References

Related Security Bulletins