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CVE PROGRAM SOURCE RECORD9.3 Critical

CVE-2026-13086

Fireware OS Stack-Based Buffer Overflow in Mobile Security epm Endpoint

Description

A stack-based buffer overflow in the epm (Endpoint Protection Manager) service used by the deprecated Mobile Security feature in WatchGuard Fireware OS allows an unauthenticated remote attacker to execute arbitrary code.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

WatchGuard Fireware OS

Default version status: unaffected

  • 2025.0 to < 2026.2.2affected
  • 12.0 to < 12.12.2affected
  • 2026.3 to < 2026.3.1affected

WatchGuard Fireware OS

Default version status: unaffected

  • 12.0 to < 12.5.20affected

References