CVE-2026-28823: Apple macOS

Medium severity, CVSS 4.9. EPSS: 0.3% chance of exploitation in the next 30 days.

A path handling issue was addressed with improved validation. This issue is fixed in macOS Tahoe 26.4. An app with root privileges may be able to delete protected system files.

Affected products

• Apple macOS: from 26.0, before 26.4 (fixed in 26.4)

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