CVE-2026-93434

High

Description

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.

SeverityHigh
CVSS8.7
Exploit probability40. percentile0.5%
ProductFireware OS
PublishedOct 27, 2026
First seenOct 27, 2026

How to fix

Update
  • WatchGuard Fireware OS12.5.22, 2026.4, 12.12.4 or later

Affected products

ProductAffected versionsFixed in
WatchGuard Fireware OS12.0 ≤ v < 12.5.22, 2025.1 ≤ v < 2026.4, 12.0 ≤ v < 12.12.412.5.22, 2026.4, 12.12.4

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