CVE-2015-5866: Apple Mac OS X

High severity, CVSS 9.3. EPSS: 2.6% chance of exploitation in the next 30 days.

IOHIDFamily in Apple OS X before 10.11 allows attackers to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via a crafted app.

Affected products

• Apple Mac OS X: up to and including 10.10.5

Published 2015-10-09. Last modified 2026-06-17.