
Guest Author Security & Risk Analysis
wordpress.org/plugins/guest-authorAdd a guest author to any post without needing to register the guest author as a user on your site.
Is Guest Author Safe to Use in 2026?
Generally Safe
Score 99/100Guest Author has a strong security track record. Known vulnerabilities have been patched promptly.
The "guest-author" plugin v2.61 exhibits a generally strong security posture, with a minimal attack surface and excellent adherence to secure coding practices. The static analysis reveals no dangerous functions, all SQL queries are prepared, and output escaping is near-perfect. Taint analysis also shows no identified vulnerabilities. The plugin also implements nonce checks and capability checks on its entry points.
However, the plugin's vulnerability history is a significant concern. Two medium severity vulnerabilities have been recorded, both related to Cross-Site Scripting (XSS). While none are currently unpatched, the recurrence of XSS issues indicates a potential weakness in input validation or output sanitization within specific scenarios or across different versions. The presence of past vulnerabilities, even if patched, warrants caution and suggests that ongoing vigilance and potential future audits are advisable.
In conclusion, while the current code version appears to be well-secured based on static analysis, the historical vulnerability data suggests a need for continued monitoring and potentially a deeper review of past exploit vectors to ensure future resilience against similar attack types.
Key Concerns
- Past medium severity XSS vulnerabilities
Guest Author Security Vulnerabilities
CVEs by Year
Severity Breakdown
2 total CVEs
Guest Author <= 2.3 - Authenticated (Author+) Stored Cross-Site Scripting
Guest Author <= 2.3 - Authenticated Stored Cross-Site Scripting
Guest Author Code Analysis
Output Escaping
Guest Author Attack Surface
AJAX Handlers 1
WordPress Hooks 28
Maintenance & Trust
Guest Author Maintenance & Trust
Maintenance Signals
Community Trust
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Guest Author Developer Profile
28 plugins · 3.5M total installs
How We Detect Guest Author
Patterns used to identify this plugin on WordPress sites during automated security audits and web crawling.
Asset Fingerprints
/wp-content/plugins/guest-author/css/style.css/wp-content/plugins/guest-author/js/script.js/wp-content/plugins/guest-author/js/script.jsguest-author/css/style.css?ver=guest-author/js/script.js?ver=HTML / DOM Fingerprints
guest-author-guest-author-data-bs-post-iddata-bs-post-author-iddata-bs-post-author-typebs_guest_author[guest_author][guest_author_bio][guest_author_avatar][guest_author_posts]