Skip to content
VulniPulse
Medium5.1WatchGuard

Medium [CVE-2025-0178] WatchGaurd Firebox Host Header Injection Vulnerability

This medium-severity WatchGuard advisory covers CVE-2025-0178 affecting Fireware OS.

CVE-2025-0178 Published Feb 14, 2025Updated by vendor Aug 8, 2026
Affected products & platforms
WatchGuardFirebox / Fireware
Open vendor advisory

Android app · Google Play

Monitor future WatchGuard CVEs from your phone.

Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 32 official vendor sources and 160+ reviewed platform categories.

Matching phone alertsOptional email delivery

Summary

An Improper Input Validation vulnerability in WatchGuard Fireware OS allows an attacker with network access to manipulate the value of the HTTP Host header in requests sent to the Web UI.

An attacker could exploit this vulnerability to redirect users to malicious websites, poison the web cache, or inject malicious JavaScript into responses sent by the Web UI.

Affected versions
  • Fireware OS 12.0 before 12.11.1
  • Fireware OS 12.0 before 12.5.13

Official advisory · high-confidence parse· fetched 2 hours ago·verify at source

Fixed versions
  • 12.11.1
  • 12.5.13

Official advisory · high-confidence parse· fetched 2 hours ago·verify at source

Mitigation

Upgrade to a fixed release: 12.11.1, 12.5.13. That is the remediation for this advisory.

The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.

Official advisory · high-confidence parse· fetched 2 hours ago·verify at source

Discussion(0)

No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.

Sign in to join the discussion.