---
id: CVE-2026-93434
title: >-
  Fireware OS XPath Injection in SSH Authentication Allows Blind Extraction of
  Configuration Secrets
summary: >-
  An XPath injection vulnerability in WatchGuard Fireware OS's SSH
  authentication process allows a remote, unauthenticated attacker with access
  to the management SSH interface to extract sensitive configuration data by
  submitting a special…
severity: high
cvss: 8.7
cvssVector: 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'
cvssSource: cna
cwe:
  - CWE-20
  - CWE-208
  - CWE-643
vendor: WatchGuard
product: Fireware OS
affected:
  - fireware_os >= 12.0 < 12.5.22
  - fireware_os >= 2025.1 < 2026.4
  - fireware_os >= 12.0 < 12.12.4
published: '2026-10-27'
updated: '2026-10-27'
sourceUpdated: '2026-10-27T15:52:28.182Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-93434'
references:
  - url: 'https://psirt.watchguard.com/CVE-2026-93434'
tags:
  - cve.org
ingestedAt: '2026-10-27T16:11:59.476Z'
---

## Overview

An XPath injection vulnerability in WatchGuard Fireware OS's SSH authentication process allows a remote, unauthenticated attacker with access to the management SSH interface to extract sensitive configuration data by submitting a specially crafted request.

## Affected

- `fireware_os >= 12.0 < 12.5.22`
- `fireware_os >= 2025.1 < 2026.4`
- `fireware_os >= 12.0 < 12.12.4`

## Remediation

Fireware OS 12.5.22, Fireware OS 2026.4, Fireware OS 12.12.4