Improper link resolution before file access ('link following') in macOS - CVE-2026-20694

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Main Vulnerability Database Vulnerabilities #VU124366

Improper link resolution before file access ('link following') in macOS - CVE-2026-20694

Published: March 25, 2026


Vulnerability identifier: #VU124366
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-20694
CWE-ID: CWE-59
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local application to gain access to sensitive information.

The vulnerability exists due to insecure symbolic link following in MigrationKit. A local application can access user-sensitive data.


Affected software

macOS
Apple iOS
iPadOS

How to mitigate CVE-2026-20694

Install update from vendor's website.

macOS - addressed in versions 26.4 25E246, 14.8.4 23J319, 14.8.5 23J423, 15.7.4 24G517, 15.7.5 24G624, 26.3 25D125
Apple iOS - update to 26.3 23D127
iPadOS - update to 26.3 23D127

External References

Related Security Bulletins