Apple macOS Tahoe 26 DiskArbitration Privilege Escalation Vulnerability

Vulnerability

A vulnerability in the DiskArbitration component of macOS Tahoe 26 allows an application to gain root privileges. This issue arises from a permissions flaw that could be exploited by apps to elevate their privileges.

Impact

Exploitation of this vulnerability could lead to unauthorized root access, allowing an application to perform any action on the system with administrative rights.

Added: Sep 16, 2025, 12:07 AM
Updated: Sep 16, 2025, 12:07 AM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
7.5
exploitability
2.8
remediation
7.7
relevance
0.5
threat
0.0
urgency
2.9
incentive
0.8

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.