
Custom 404 Error Page Security & Risk Analysis
wordpress.org/plugins/custom-404-error-pageUse any static page as the 404 error page.
Is Custom 404 Error Page Safe to Use in 2026?
Generally Safe
Score 100/100Custom 404 Error Page has no known CVEs and is actively maintained. It's a solid choice for most WordPress installations.
The "custom-404-error-page" plugin version 0.2.6 exhibits a very strong security posture based on the provided static analysis. There are no identified AJAX handlers, REST API routes, shortcodes, or cron events, resulting in a zero attack surface and no entry points to analyze for vulnerabilities. The code itself also demonstrates excellent security practices, with no dangerous functions, all SQL queries using prepared statements, and all outputs properly escaped. File operations and external HTTP requests are also absent, further reducing potential risk vectors. The plugin also has no recorded vulnerability history, including CVEs, indicating a history of secure development and maintenance. This combination of minimal attack surface and robust code practices leads to a very low-risk assessment.
Custom 404 Error Page Security Vulnerabilities
Custom 404 Error Page Code Analysis
Output Escaping
Custom 404 Error Page Attack Surface
WordPress Hooks 5
Maintenance & Trust
Custom 404 Error Page Maintenance & Trust
Maintenance Signals
Community Trust
Custom 404 Error Page Alternatives
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Custom 404 Error Page Developer Profile
29 plugins · 440K total installs
How We Detect Custom 404 Error Page
Patterns used to identify this plugin on WordPress sites during automated security audits and web crawling.
Asset Fingerprints
/wp-content/plugins/custom-404-error-page/css/style.css/wp-content/plugins/custom-404-error-page/js/script.js/wp-content/plugins/custom-404-error-page/js/script.jscustom-404-error-page/css/style.css?ver=custom-404-error-page/js/script.js?ver=