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CVE-2025-4805: WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Acces Portal Configuration
4.8
CVSS
Description
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS allows Stored XSS. This vulnerability requires an authenticated administrator session to a locally managed Firebox.
This issue affects Fireware OS: from 12.0 through 12.11.1.
Classification
CVE ID: CVE-2025-4805
CVSS Base 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
Problem Types
CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')Affected Products
Vendor: WatchGuard
Product: Fireware OS
Exploit Prediction Scoring System (EPSS)
EPSS Score: 0.06% (probability of being exploited)
EPSS Percentile: 17.89% (scored less or equal to compared to others)
EPSS Date: 2025-06-14 (when was this score calculated)
References
https://nvd.nist.gov/vuln/detail/CVE-2025-4805https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2025-00007