Unrated severityNVD Advisory· Published Jul 16, 2026· Updated Jul 16, 2026
MxChat <= 3.2.10 - Authenticated (Admin+) Stored Cross-Site Scripting via 'intro_message' Setting
CVE-2026-13005
Description
The MxChat – AI Chatbot & Content Generation for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 3.2.10 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
Affected products
1Patches
Vulnerability mechanics
References
6- plugins.trac.wordpress.org/browser/mxchat-basic/tags/3.2.10/admin/class-ajax-handler.phpmitre
- plugins.trac.wordpress.org/browser/mxchat-basic/tags/3.2.10/admin/class-ajax-handler.phpmitre
- plugins.trac.wordpress.org/browser/mxchat-basic/tags/3.2.10/admin/class-ajax-handler.phpmitre
- plugins.trac.wordpress.org/browser/mxchat-basic/tags/3.2.10/includes/class-mxchat-admin.phpmitre
- plugins.trac.wordpress.org/changesetmitre
- www.wordfence.com/threat-intel/vulnerabilities/id/120bc64f-05ec-41e7-9ed4-d88014f4a3eamitre
News mentions
1- Wordfence Intelligence Weekly WordPress Vulnerability Report (July 13, 2026 to July 19, 2026)Wordfence Blog · Jul 23, 2026