What is CVE-2025-43387?

CVE-2025-43387 is a high-severity vulnerability in Apple macOS, classified under Incorrect Authorization. CVSS score: 7.8/10. Published 2025-11-04.

How severe is CVE-2025-43387?

High severity. CVSS v3 base score is 7.8 out of 10.

Auth bypass in Apple macOS

CVE-2025-43387

A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.7.2, macOS Tahoe 26.1. A malicious app may be able to gain root privileges.

Vulnerability class: Broken Access Control

Published 2025-11-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (4.4th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Apple macOS — versions 0

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

support.apple.com/en-us/125634
support.apple.com/en-us/125635 (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2025-43387?: CVE-2025-43387 is a high-severity vulnerability in Apple macOS, classified under Incorrect Authorization. CVSS score: 7.8/10. Published 2025-11-04.
How severe is CVE-2025-43387?: High severity. CVSS v3 base score is 7.8 out of 10.