Permissions, privileges, and access controls in macOS - CVE-2025-43387
Published: November 4, 2025
Vulnerability identifier: #VU117997
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-43387
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to improperly imposed security restrictions in DiskArbitration. A local application can gain root privileges.
Affected software
macOS
How to mitigate CVE-2025-43387
Install update from vendor's website.
macOS - addressed in versions 26.1 25B78, 15.7.2 24G325