CVE-2024-27837

Severity: low (CVSS 3.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-05-14 · updated 2026-06-17
Weakness: CWE-280

Description

A downgrade issue was addressed with additional code-signing restrictions. This issue is fixed in macOS Sonoma 14.5. A local attacker may gain access to Keychain items.

Affected products

Apple macOS: from 14.0 before 14.5 — fixed in 14.5

How to fix

Upgrade to a fixed version: Apple macOS 14.5. Check the vendor advisory for mitigations.

References

https://support.apple.com/en-us/120903
http://seclists.org/fulldisclosure/2024/May/12
https://support.apple.com/en-us/HT214106
https://support.apple.com/kb/HT214106

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