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CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2026-86105

Fireware OS Improper Authorization in Access Portal Reverse Proxy

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Status
Published
Published
Updated
Assigning organization
WatchGuard

Description

An improper authorization vulnerability in Fireware OS's Access Portal reverse proxy allows an authenticated, low-privileged Access Portal user to access other web applications they are not authorized for by sending a specially crafted request for a different resource which they are authorized to access.

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

  • 2026.3 to < 2026.3.2affected
  • 2025.0 to < 2026.2.3affected
  • 12.0 to < 12.12.3affected

WatchGuard Fireware OS

Default version status: unaffected

  • 12.0 to < 12.5.21affected

References