CVE-2021-4169: Livehelperchat Live Helper Chat

Medium severity, CVSS 6.1. EPSS: 0.9% chance of exploitation in the next 30 days.

livehelperchat is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected products

• Livehelperchat Live Helper Chat: up to and including 3.90

Published 2021-12-26. Last modified 2026-06-17.