CVE-2026-16773: Quantumcloud Wpbot – Ai Chatbot For Live Support, Lead Generation, Ai Services

Medium severity, CVSS 5.3. EPSS: 0.5% chance of exploitation in the next 30 days.

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 products

• Quantumcloud Wpbot – Ai Chatbot For Live Support, Lead Generation, Ai Services: up to and including 8.5.9

Published 2026-07-28. Last modified 2026-07-28.