What is CVE-2025-43459?

CVE-2025-43459 is a medium-severity vulnerability in Apple watchOS, classified under Incorrect Authorization. CVSS score: 4.6/10. Published 2025-11-04.

How severe is CVE-2025-43459?

Medium severity. CVSS v3 base score is 4.6 out of 10.

Auth bypass in Apple watchOS

CVE-2025-43459

An authentication issue was addressed with improved state management. This issue is fixed in watchOS 26.1. An attacker with physical access to a locked Apple Watch may be able to view Live Voicemail.

Vulnerability class: Broken Access Control

EPSS: 0.002 (14.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Apple Watchos — versions 0

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

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

Frequently asked questions

What is CVE-2025-43459?: CVE-2025-43459 is a medium-severity vulnerability in Apple watchOS, classified under Incorrect Authorization. CVSS score: 4.6/10. Published 2025-11-04.
How severe is CVE-2025-43459?: Medium severity. CVSS v3 base score is 4.6 out of 10.