CVE-2020-3889: Apple Mac OS X

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

A logic issue was addressed with improved state management. This issue is fixed in macOS Catalina 10.15.4. A local user may be able to read arbitrary files.

Affected products

• Apple Mac OS X: before 10.15.4 (fixed in 10.15.4)

Published 2020-04-01. Last modified 2026-06-17.