CVE-2026-13005

Summary

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 Software

Weaknesses

• CWE-79: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://www.wordfence.com/threat-intel/vulnerabilities/id/120bc64f-05ec-41e7-9ed4-d88014f4a3ea?source=cve
• https://plugins.trac.wordpress.org/browser/mxchat-basic/tags/3.2.10/includes/class-mxchat-admin.php#L7811
• https://plugins.trac.wordpress.org/browser/mxchat-basic/tags/3.2.10/admin/class-ajax-handler.php#L145
• https://plugins.trac.wordpress.org/browser/mxchat-basic/tags/3.2.10/admin/class-ajax-handler.php#L522
• https://plugins.trac.wordpress.org/browser/mxchat-basic/tags/3.2.10/admin/class-ajax-handler.php#L528
• https://plugins.trac.wordpress.org/changeset?reponame=&old=3590075%40mxchat-basic&new=3590075%40mxchat-basic

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