Medium (5.3) in quantumcloud wpbot. EPSS 0.9% chance of exploitation in the next 30 days.
The ChatBot plugin for WordPress is vulnerable to Sensitive Information Exposure in versions up to, and including, 4.8.9 via the qcld_wb_chatbot_check_user function. This can allow unauthenticated attackers to extract sensitive data including confirmation as to whether a user name exists on the site as well as order information for existing users.
Severity
CVSS 3.1
5.3 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS
0.9% chance of exploitation in the next 30 days; higher than 60% of CVEs (scores of 2026-10-31)