What is CVE-2025-43393?

CVE-2025-43393 is a medium-severity vulnerability in Apple Macos, classified under Improper Access Control. CVSS score: 5.2/10. Published 2025-12-12.

How severe is CVE-2025-43393?

Medium severity. CVSS v3 base score is 5.2 out of 10.

Vulnerability in Apple Macos

CVE-2025-43393

A permissions issue was addressed with additional sandbox restrictions. This issue is fixed in macOS Tahoe 26.1. An app may be able to break out of its sandbox.

EPSS: 0.001 (3.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Apple Macos — versions 0

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

product-security@apple.com (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2025-43393?: CVE-2025-43393 is a medium-severity vulnerability in Apple Macos, classified under Improper Access Control. CVSS score: 5.2/10. Published 2025-12-12.
How severe is CVE-2025-43393?: Medium severity. CVSS v3 base score is 5.2 out of 10.