Improperly implemented security check for standard in Google Chromium - CVE-2025-12036

 

Improperly implemented security check for standard in Google Chromium - CVE-2025-12036

Published: October 21, 2025 / Updated: October 30, 2025


Vulnerability identifier: #VU117438
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2025-12036
CWE-ID: CWE-358
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Google
Affected software:
Google Chromium

Detailed vulnerability description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to incorrect implementation in V8 in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.


How to mitigate CVE-2025-12036

Install update from vendor's website.

Sources