CVE-2019-6239

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-12-18 · updated 2026-06-17

Description

This issue was addressed with improved handling of file metadata. This issue is fixed in macOS Mojave 10.14.4. A malicious application may bypass Gatekeeper checks.

Affected products

macOS: before 10.14.4 — fixed in 10.14.4

How to fix

Upgrade to a fixed version: macOS 10.14.4. Check the vendor advisory for mitigations.

References

https://support.apple.com/HT209446
https://support.apple.com/HT209600
https://support.apple.com/HT209446
https://support.apple.com/HT209600

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