CVE-2025-13937
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS (ConnectWise Technology Integration module) allows Stored XSS.This issue affects Fireware OS 12.4 up to and including 12.11.4, 12.5 up to and including 12.5.13, and 2025.1 up to and including 2025.1.2.
Scoring
- Severity
- MEDIUM
- CVSS base score
- 4.8
- CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
- EPSS probability
- 0.20%
- CWE
- CWE-79, CWE-79
- Published
- 2025-12-04
- Last modified
- 2026-08-10
Affected products
- WatchGuard Fireware OS
- WatchGuard Fireware OS
- WatchGuard Fireware OS
- WatchGuard Fireware OS
Weakness type
Related vulnerabilities
- CVE-2026-78252 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab
- CVE-2026-54694 — NationalSecurityAgency/skills-service has Stored XSS via User Registration Enabling Admin Account Takeover
- CVE-2026-88866 — WWBN AVideo LoginControl Stored XSS via User-Agent Header
- CVE-2026-90943 — parallax filament-comments through 3.0.0 Stored XSS via Comment Body
- CVE-2026-90561 — Strapi 4.x through 4.26.2 and 5.x before 5.48.1 Stored XSS via WYSIWYG
- CVE-2026-89256 — AVideo Bookmark Plugin Stored XSS via Chapter Names
- CVE-2026-89255 — AVideo LoginControl Stored XSS via PGP Public Key
- CVE-2026-89254 — AVideo CustomizeUser Stored XSS via field_name Parameter