Auth bypass in Apple macOS
CVE-2025-12436
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 obtain potentially sensitive information from process memory via a crafted Chrome Extension. (Chromium security severity: Medium)
Vulnerability class: Broken Authentication
EPSS: 0.002 (6.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Apple Macos
- Google Chrome — versions 142.0.7444.59
- Linux Linux_kernel
- Microsoft Windows
Weakness classification (CWE)
References
- chrome-cve-admin@google.com (Release Notes, Vendor Advisory)
- chrome-cve-admin@google.com (Permissions Required, Issue Tracking)
Frequently asked questions
- What is CVE-2025-12436?
- CVE-2025-12436 is a medium-severity vulnerability in Apple macOS, classified under Missing Authentication for Critical Function. CVSS score: 5.9/10. Published 2025-11-10.
- How severe is CVE-2025-12436?
- Medium severity. CVSS v3 base score is 5.9 out of 10.