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CVE-2026-16773

MEDIUM 5.3 CVSS 3.1
Published
July 28, 2026
Last modified
July 28, 2026
NVD status
Deferred
Reported by
security@wordfence.com
Weakness
CWE-200
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Description

The WPBot – AI ChatBot for Live Support, Lead Generation, AI Services plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 8.5.9 via the wpbot_send_email_transcript_free. This makes it possible for unauthenticated attackers to exfiltrate full chat transcripts and associated user PII — including names, email addresses, and phone numbers — stored in the wpbot_user and wpbot_conversation tables to an attacker-controlled email address.

Affected WordPress components

  • WPBot – AI ChatBot for Live Support, Lead Generation, WordPress Automation, AI Services Plugin · chatbot
    Confirmed match Active
    Up to and including 8.5.9
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • quantumcloud WPBot – AI ChatBot for Live Support, Lead Generation, AI Services — Up to and including 8.5.9

References

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/chatbot/tags/8.5.9/includes/chat-sessions/wpbot-chat-sessions.php#L690
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/chatbot/tags/8.5.9/includes/chat-sessions/wpbot-chat-sessions.php#L702
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/chatbot/tags/8.5.9/includes/chat-sessions/wpbot-chat-sessions.php#L707
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/chatbot/tags/8.5.9/includes/chat-sessions/wpbot-chat-sessions.php#L746
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset?reponame=&old=3621386%40chatbot&new=3621386%40chatbot
  • www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/5463548c-22bd-4645-a94d-ee8c6a236337?source=cve
  • nvd.nist.gov Official NVD record