Security Advisory

CVE-2026-12374

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-07-01 14:07:28

Last updated 2026-07-01 15:07:24

Assigner Cato

CVSS score 6.4

State PUBLISHED

Description

Improper certificate validation and a time-of-check time-of-use (TOCTOU) race condition in the PrivilegedHelperTool XPC service in Cato Client before v.5.13.1 on macOS allows a local authenticated attacker to escalate privileges to root via a self-signed certificate that bypasses the XPC caller verification and a symlink swap during package installation.

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