CVE-2025-4804 is a stored Cross-Site Scripting (XSS) vulnerability in WatchGuard Fireware OS versions 12.0 through 12.11.1, specifically within the spamBlocker module. This vulnerability, rated Medium severity (CVSS 4.8), requires an authenticated administrator session on a locally managed Firebox, indicating a high privilege requirement and user interaction for exploitation. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage regarding this issue.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| WatchGuard | Fireware OS | >= 12.0, <= 12.11.1CNA affecteddefault unaffected |
CVSS version used by this source: 4.0
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.