Path Traversal Vulnerability in Fireware OS WebUI Management Agent by WatchGuard
CVE-2026-13224

8.2HIGH

Key Information:

Vendor

Watchguard

Status
Fireware Os
Vendor
CVE Published:
29 September 2026

Badges

👾 Exploit Exists

What is CVE-2026-13224?

A vulnerability in the WebUI management agent of Fireware OS enables authenticated administrators to exploit path traversal techniques, potentially leading to unauthorized access to sensitive files on the local filesystem. By crafting specific management requests, attackers can circumvent access controls and read or list files that should remain protected, posing a serious risk to the integrity and confidentiality of the system.

Affected Version(s)

Fireware OS 12.0 < 12.5.21

Fireware OS Default 2026.3 < 2026.3.2

Fireware OS Default 2025.0 < 2026.2.3

References

https://psirt.watchguard.com/CVE-2026-13224
vendor-advisory

CVSS V4

Score:
8.2
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Yukusawa18
.