PT-2025-6779 · Watchguard · Watchguard Fireware

Tiziano Di Vincenzo · Published 2025-02-14 · Updated 2026-03-02 · CVE-2025-0178

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions WatchGuard Fireware OS versions 12.0 through 12.11

Description The issue is related to improper input validation, allowing an attacker to manipulate the value of the HTTP Host header in requests sent to the Web UI. This could be exploited to redirect users to malicious websites, poison the web cache, or inject malicious JavaScript into responses sent by the Web UI.

Recommendations For versions 12.0 through 12.11, update to a version that includes the fix for this issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2025-0178

Affected Products

Watchguard Fireware

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2025-0178 · Security Note
• https://watchguard.com/wgrd-psirt/advisory/wgsa-2025-00003 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-0178 · Vendor Advisory
• https://twitter.com/WolfgangSesin/status/1890466972787249471 · Twitter Post
• https://t.me/cveNotify/153812 · Telegram Post
• https://t.me/cvedetector/18110 · Telegram Post
• https://twitter.com/CVEnew/status/1890411285818343704 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1890584285804962040 · Twitter Post
• https://t.me/cvenotify/111377 · Telegram Post