What is CVE-2025-43251?

CVE-2025-43251 is a medium-severity vulnerability in Apple macOS, classified under Incorrect Authorization. CVSS score: 5.5/10. Published 2025-07-30.

How severe is CVE-2025-43251?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Auth bypass in Apple macOS

CVE-2025-43251

An authorization issue was addressed with improved state management. This issue is fixed in macOS Sequoia 15.6. A local attacker may gain access to Keychain items.

Vulnerability class: Broken Access Control

EPSS: 0.002 (5.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Apple Macos — versions 0

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

product-security@apple.com (Release Notes, Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2025-43251?: CVE-2025-43251 is a medium-severity vulnerability in Apple macOS, classified under Incorrect Authorization. CVSS score: 5.5/10. Published 2025-07-30.
How severe is CVE-2025-43251?: Medium severity. CVSS v3 base score is 5.5 out of 10.