
Debug Bar Security & Risk Analysis
wordpress.org/plugins/debug-barAdds a debug menu to the admin bar that shows query, cache, and other helpful debugging information.
Is Debug Bar Safe to Use in 2026?
Generally Safe
Score 100/100Debug Bar has a strong security track record. Known vulnerabilities have been patched promptly.
The 'debug-bar' plugin v1.1.8 exhibits a generally strong security posture based on the provided static analysis, with no identified attack surface from AJAX handlers, REST API routes, shortcodes, or cron events. The code also demonstrates good practices regarding SQL queries, exclusively using prepared statements, and the absence of file operations or external HTTP requests. However, a significant concern lies in the output escaping, with 58% of outputs not being properly escaped. This presents a potential risk for cross-site scripting (XSS) vulnerabilities, especially if sensitive data is displayed without adequate sanitization. The plugin's vulnerability history, while dated (last vulnerability in 2013), indicates a past susceptibility to XSS. The absence of any critical or high severity vulnerabilities in the history, and the fact that the only medium vulnerability is patched, mitigates some of the historical risk. The lack of nonce checks and capability checks, while not directly exploitable due to the zero attack surface identified, could become a weakness if new entry points were introduced in future versions without corresponding security measures. Overall, while the current version appears to have a low attack surface, the unescaped output is the most prominent security concern.
Key Concerns
- High percentage of improperly escaped outputs
- Past XSS vulnerability history
- No nonce checks
- No capability checks
Debug Bar Security Vulnerabilities
CVEs by Year
Severity Breakdown
1 total CVE
Debug Bar <= 0.8 - Reflected Cross-Site Scripting
Debug Bar Code Analysis
Output Escaping
Debug Bar Attack Surface
WordPress Hooks 15
Maintenance & Trust
Debug Bar Maintenance & Trust
Maintenance Signals
Community Trust
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Debug Bar Developer Profile
34 plugins · 14.9M total installs
How We Detect Debug Bar
Patterns used to identify this plugin on WordPress sites during automated security audits and web crawling.
Asset Fingerprints
/wp-content/plugins/debug-bar/css/debug-bar.css/wp-content/plugins/debug-bar/js/debug-bar.jsHTML / DOM Fingerprints
debug-bar-maximizeddebug-bar-visibledebug-bar-actionsdebug-menu-linksid="debug-bar-actions"id="debug-bar-info"id="debug-status"id="querylist"rel="#debug-menu-link-href="#debug-menu-target-ajaxurl