CVE-2021-30751: Apple macOS

Medium severity, CVSS 5.5. EPSS: 0.8% chance of exploitation in the next 30 days.

This issue was addressed with improved data protection. This issue is fixed in macOS Big Sur 11.4. A malicious application may be able to bypass certain Privacy preferences.

Affected products

• Apple macOS: from 11.0, before 11.4 (fixed in 11.4)

Published 2021-09-08. Last modified 2026-06-17.