What is CVE-2026-84562?

CVE-2026-84562 is a medium-severity vulnerability in Apple macOS, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 4.7/10. Published 2026-09-14.

How severe is CVE-2026-84562?

Medium severity. CVSS v3 base score is 4.7 out of 10.

Vulnerability in Apple macOS

CVE-2026-84562

A race condition was addressed with additional validation. This issue is fixed in macOS Tahoe 26.6. An app may be able to access protected user data.

Vulnerability class: Race Condition

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Apple Macos

Weakness classification (CWE)

CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition)

References

product-security@apple.com

Frequently asked questions

What is CVE-2026-84562?: CVE-2026-84562 is a medium-severity vulnerability in Apple macOS, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 4.7/10. Published 2026-09-14.
How severe is CVE-2026-84562?: Medium severity. CVSS v3 base score is 4.7 out of 10.