CVE-2019-8736: Apple Mac OS X

Medium severity, CVSS 6.5. EPSS: 0.8% chance of exploitation in the next 30 days.

An input validation issue was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006, macOS Catalina 10.15. An attacker in a privileged network position may be able to leak sensitive user information.

Affected products

• Apple Mac OS X: before 10.15 (fixed in 10.15)

Published 2020-10-27. Last modified 2026-06-17.