#VU117822 Improper access control in Google Chromium - CVE-2025-12436
Published: October 28, 2025 / Updated: October 30, 2025
Vulnerability identifier: #VU117822
Vulnerability risk: Medium
CVSSv4.0: 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/E:U/U:Green
CVE-ID: CVE-2025-12436
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Google Chromium
Google Chromium
Software vendor:
Google
Description
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to improper access restrictions in Extensions. A remote attacker can create a specially crafted web page, trick the victim into visiting it, bypass implemented security restrictions and gain unauthorized access to sensitive information.
Remediation
Install update from vendor's website.