CVE-2025-12445: Google Chrome

Medium severity, CVSS 6.5. EPSS: 0.1% chance of exploitation in the next 30 days.

Policy bypass in Extensions in Google Chrome prior to 142.0.7444.59 allowed an attacker who convinced a user to install a malicious extension to leak cross-origin data via a crafted Chrome Extension. (Chromium security severity: Low)

Affected products

• Google Chrome: before 142.0.7444.59 (fixed in 142.0.7444.59)

Published 2025-11-10. Last modified 2026-10-07.