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6.4

Quiz Maker Plugin for WordPress Allows Malicious Code Injection

CVE-2026-2384
Summary

The Quiz Maker plugin for WordPress can be used to inject malicious code into pages, potentially allowing attackers to take control of a site. This is a concern if your site uses the Quiz Maker plugin and WPBakery Page Builder. To stay safe, update the Quiz Maker plugin to the latest version.

Original title
The Quiz Maker plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's `vc_quizmaker` shortcode in all versions up to, and including, 6.7.1.7 due to insufficient input sa...
Original description
The Quiz Maker plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's `vc_quizmaker` shortcode in all versions up to, and including, 6.7.1.7 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Note: This vulnerability requires WPBakery Page Builder to be installed and active
nvd CVSS3.1 6.4
Vulnerability type
CWE-79 Cross-site Scripting (XSS)
Published: 20 Feb 2026 · Updated: 11 Mar 2026 · First seen: 6 Mar 2026