Ad Inserter – Ad Manager & AdSense Ads Security & Risk Analysis
wordpress.org/plugins/ad-inserterManage Google AdSense ads, banners, ad rotation, sticky widgets, AMP ads, ads.txt, tracking, header and footer code, PHP code, global custom fields
Is Ad Inserter – Ad Manager & AdSense Ads Safe to Use in 2026?
Generally Safe
Score 88/100Ad Inserter – Ad Manager & AdSense Ads has a strong security track record. Known vulnerabilities have been patched promptly.
Ad-Inserter version 2.8.12 presents a mixed security posture. While the static analysis reveals a remarkably small attack surface with no exposed AJAX handlers, REST API routes, shortcodes, or cron events, several code signals raise significant concerns. The presence of the `unserialize` function is a critical red flag, as it's notoriously dangerous when handling untrusted input and has been a common vector for deserialization vulnerabilities. Furthermore, a very low percentage (7%) of output is properly escaped, indicating a high risk of Cross-Site Scripting (XSS) vulnerabilities. The taint analysis supports this, showing 4 flows with unsanitized paths and 2 high-severity issues, likely stemming from the lack of proper output escaping and the potential for unsanitized input to reach dangerous functions.
The plugin's vulnerability history is particularly concerning, with a total of 12 known CVEs. The fact that there are currently no unpatched vulnerabilities is a positive sign, but the history reveals a pattern of High and Medium severity issues including XSS, Missing Authorization, Deserialization of Untrusted Data, Code Injection, Path Traversal, and CSRF. This historical pattern, coupled with the current code signals like `unserialize` and poor output escaping, suggests a recurring tendency to introduce or fail to adequately mitigate vulnerabilities related to input sanitization and authorization.
In conclusion, while Ad-Inserter's limited attack surface is a strength, the significant presence of dangerous functions like `unserialize`, the alarmingly low output escaping rate, and the plugin's extensive history of diverse and severe vulnerabilities create a substantial risk. The 2 high-severity taint flows and the potential for deserialization attacks due to `unserialize` are critical areas of concern that outweigh the otherwise controlled entry points. Users should exercise extreme caution and ensure they are on the absolute latest, patched version, though even then, the inherent risks in the codebase remain.
Key Concerns
- Dangerous function `unserialize` present
- Low output escaping percentage (7%)
- High severity taint flows (2)
- Unsanitized paths in taint flows (4)
- High number of known CVEs (12)
- History of high severity CVEs (5)
- History of medium severity CVEs (7)
Ad Inserter – Ad Manager & AdSense Ads Security Vulnerabilities
CVEs by Year
Severity Breakdown
12 total CVEs
Ad Inserter <= 2.8.7 - Authenticated (Contributor+) Stored Cross-Site Scripting via Custom Field
Ad Inserter - Ad Manager and AdSense Ads <= 2.8.0 - Reflected Cross-Site Scripting
Ad Inserter <= 2.7.37 - Reflected Cross-Site Scripting
Ad Inserter <= 2.7.30 - Unauthenticated Sensitive Information Exposure via ai_ajax
Ad Inserter <= 2.7.30 - Unauthenticated Sensitive Information Exposure via ai-debug-processing-fe
Ad Inserter <= 2.7.25 - Authenticated (Admin+) PHP Object Injection
Ad Inserter < 2.7.11 - Authenticated (Admin+) Remote Code Execution
Ad Inserter <= 2.7.9 - Reflected Cross-Site Scripting
Ad Inserter <= 2.4.21 - Authenticated Remote Code Execution
Ad Inserter <= 2.4.19 - Authenticated Path Traversal
Ad Inserter <= 1.5.5 - Cross-Site Request Forgery to Cross-Site Scripting
Ad Inserter – Ad Manager & AdSense Ads < 1.5.3 - Cross-Site Request Forgery to Cross-Site Scripting
Ad Inserter – Ad Manager & AdSense Ads Code Analysis
Dangerous Functions Found
Bundled Libraries
SQL Query Safety
Output Escaping
Data Flow Analysis
Ad Inserter – Ad Manager & AdSense Ads Attack Surface
WordPress Hooks 20
Maintenance & Trust
Ad Inserter – Ad Manager & AdSense Ads Maintenance & Trust
Maintenance Signals
Community Trust
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Ad Inserter – Ad Manager & AdSense Ads Developer Profile
1 plugin · 300K total installs
How We Detect Ad Inserter – Ad Manager & AdSense Ads
Patterns used to identify this plugin on WordPress sites during automated security audits and web crawling.
Asset Fingerprints
/wp-content/plugins/ad-inserter/css/ai-settings.css/wp-content/plugins/ad-inserter/includes/js/ad-inserter-check.js/wp-content/plugins/ad-inserter/includes/js/ad-inserter-check.jsad-inserter/css/ai-settings.css?ver=ad-inserter/includes/js/ad-inserter-check.js?ver=HTML / DOM Fingerprints
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// 0) If you are not using the default visual editor, make your own in PHP with a defined editor ID:
// wp_editor( $content, 'tab-editor' );
// 1) Get contents of your editor in JavaScript:
// tmce_getContent( 'tab-editor' )
// 2) Set content of the editor:
// tmce_setContent( content, 'tab-editor' )
// Note: If you just want to use the default editor, you can leave the ID blank:
// tmce_getContent()
// tmce_setContent( content )
// Note: If using a custom textarea ID, different than the editor id, add an extra argument:
// tmce_getContent( 'visual-id', 'textarea-id' )
// tmce_getContent( content, 'visual-id', 'textarea-id')
// Note: An additional function to provide "focus" to the displayed editor:
// tmce_focus( 'tab-editor' )
--><!--
// initialize_preview ();
--><!--
editor.on("change keyup redo undo", function (e) {
update_message_preview (editor, e);
});
--><!--
initialize_preview ();
setTimeout (show_blocked_warning, 400);
-->+2 moreversion="<?php echo AD_INSERTER_VERSION; ?>"window.onkeydownwindow.openerwindow.closetmce_getContenttmce_setContenttmce_focus+12 more