CVE-2025-0178

WatchGaurd Firebox Host Header Injection Vulnerability

CVSS 5.1 MEDIUMEPSS 0.2%CWE-20

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.1EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

14 Feb 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Improper Input Validation vulnerability in WatchGuard Fireware OS allows an attacker 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. This issue affects Fireware OS: from 12.0 up to and including 12.11.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:L/SI:L/SA:L

Affected products

WatchGuard · Fireware OS

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References

https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2025-00003