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

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.002 (7.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 7.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-43307: held from 0.002 to 0.002.

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

Affected products

Weakness classification (CWE)

References

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.