Severity by source
AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
Matches NVD vector; high privileges and user interaction required.
Primary rating from NVD.
CVSS VectorNVD
Lifecycle Timeline
4DescriptionCVE.org
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in SeedProd 404 Page by SeedProd allows Stored XSS. This issue affects 404 Page by SeedProd: from n/a through n/a.
AnalysisAI
Stored cross-site scripting (XSS) vulnerability in SeedProd's 404 Page plugin for WordPress allows authenticated users with high privileges to inject malicious scripts. Affected versions prior to 1.0.2 are vulnerable; a patch is available. No public exploit or active exploitation has been identified.
Technical ContextAI
The vulnerability is a stored XSS (CWE-79) in the WordPress plugin '404 Page by SeedProd', which allows users to customize the 404 error page. The plugin fails to sanitize user input before storing it, enabling stored scripts to execute when the page is viewed. CPE data indicates the plugin is for WordPress, and the affected version range is prior to 1.0.2.
RemediationAI
Update the plugin to version 1.0.2 or later, which contains the fix. No workarounds are documented; as a compensating control, restrict plugin editing capabilities to trusted administrators only. The vendor advisory is at the Patchstack link above.
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Same weakness CWE-79 – Cross-site Scripting (XSS)
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External POC / Exploit Code
Leaving vuln.today
EUVD-2025-17250