Protection Mechanism Failure in macOS - CVE-2025-43321

 

Protection Mechanism Failure in macOS - CVE-2025-43321

Published: September 16, 2025


Vulnerability identifier: #VU115331
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-43321
CWE-ID: CWE-693
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 an error in AppKit when accessing unsigned services from launching on Intel Macs. A local application can gain access to sensitive information. 


Affected software

macOS

How to mitigate CVE-2025-43321

Install updates from vendor's website.

macOS - addressed in versions 15.7 24G222, 14.8 23J21, 26.0 25A354

External References

Related Security Bulletins