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.

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. (…

Vulnerability class: Broken Authentication

EPSS: 0.002 (4.7th 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

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

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.