CVE-2026-12374

Summary

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.

Affected Software

VendorProductVersion RangeStatus
Cato NetworksSDP Client5.12.0 < 5.13.1affected

Weaknesses

  • CWE-295: CWE-295 Improper certificate validation
  • CWE-367: CWE-367 Time-of-check time-of-use (TOCTOU) race condition

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References