WP Clinic
Log in Sign up

PLUGIN SECURITY

Is 404page safe?

Known vulnerabilities, PHP compatibility and safer alternatives for the 404page WordPress plugin — checked against WP Clinic's local security database.

Plugin details

  • Slug: 404page
  • Requires PHP: 5.4+
  • Max supported PHP (analyzed): 8.4

Known vulnerabilities

  • Smart Custom 404 Error Page [404page] < 11.4.8 [CVE-2024-9204, WordPress Smart Custom 404 Error Page Plugin <= 11.4.7 is vulnerable to Cross Site Scripting (XSS), Smart Custom 404 Error Page <= 11.4.7 - Reflected Cross-Site Scripting, Smart Custom 404 Error Page &lt; 11.4.8 - Reflected Cross-Site Scripting]

Vulnerabilities are matched against the exact installed version when it's known. Always keep the plugin updated to the latest release.

Safer / more established alternatives

Check your own WordPress site

Run a free passive scan now, or create a free account and install the WP Clinic plugin for a deep scan of your whole hosting account and AI-assisted repair.