PT-2026-55332

CVE-2026-13376

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Published

2026-07-02

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Updated

2026-08-10

Description by

CVSS 3.1
4.8
Medium
MetricsAV:N/AC:L/PR:H/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 12.12 WatchGuard Fireware OS versions 12.5 through 12.5.18 WatchGuard Fireware OS versions 2025.1 through 2026.2
Description Improper neutralization of input during web page generation in the spamBlocker module allows for Stored Cross-site Scripting (XSS), a technique where malicious scripts are permanently stored on the target server.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Impacts
Researchers
Vendors
Affected products
Weakness enumeration
CWE-79: Improper Neutralization of Input During Web Page Generation (\'Cross-site Scripting\')
Related identifiers
CVE-2026-13376
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