CVE-2026-28817: Apple macOS

High severity, CVSS 8.1. EPSS: 0.1% chance of exploitation in the next 30 days.

A race condition was addressed with improved state handling. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. A sandboxed process may be able to circumvent sandbox restrictions.

Affected products

• Apple macOS: from 14.0, before 14.8.5 (fixed in 14.8.5); from 15.0, before 15.7.5 (fixed in 15.7.5); from 26.0, before 26.4 (fixed in 26.4)

Published 2026-03-25. Last modified 2026-06-17.