CVE-2019-6238: Apple Mac OS X

High severity, CVSS 7.8. EPSS: 1.2% chance of exploitation in the next 30 days.

A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. This issue is fixed in macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra. Processing a maliciously crafted package may lead to arbitrary code execution.

Affected products

• Apple Mac OS X: before 10.14.4 (fixed in 10.14.4)

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