What is CVE-2025-43307?

CVE-2025-43307 is a medium-severity vulnerability in Apple macOS, classified under Incorrect Authorization. CVSS score: 4.0/10. Published 2025-09-15.

How severe is CVE-2025-43307?

Medium severity. CVSS v3 base score is 4.0 out of 10.

Auth bypass in Apple macOS

CVE-2025-43307

This issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in macOS Tahoe 26. An app may be able to access sensitive user data.

Vulnerability class: Broken Access Control

EPSS: 0.002 (7.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/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)
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Frequently asked questions

What is CVE-2025-43307?: CVE-2025-43307 is a medium-severity vulnerability in Apple macOS, classified under Incorrect Authorization. CVSS score: 4.0/10. Published 2025-09-15.
How severe is CVE-2025-43307?: Medium severity. CVSS v3 base score is 4.0 out of 10.