CVE-2022-22627: Apple Mac OS X

High severity, CVSS 7.1. EPSS: 1% chance of exploitation in the next 30 days.

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.6.5, macOS Monterey 12.3, Security Update 2022-003 Catalina. Processing a maliciously crafted AppleScript binary may result in unexpected application termination or disclosure of process memory.

Affected products

• Apple Mac OS X: from 10.15, before 10.15.7 (fixed in 10.15.7); version 10.15.7 only
• Apple macOS: from 11.0, before 11.6.5 (fixed in 11.6.5); from 12.0, before 12.3 (fixed in 12.3)

Published 2022-03-18. Last modified 2026-06-17.