CVE-2019-8661: Apple Mac OS X

Critical severity, CVSS 9.8. EPSS: 10.3% chance of exploitation in the next 30 days.

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Mojave 10.14.6. A remote attacker may be able to cause arbitrary code execution.

Affected products

• Apple Mac OS X: before 10.14.6 (fixed in 10.14.6)

Published 2019-12-18. Last modified 2026-06-17.