Live Helper Chat version 2.06v and older is vulnerable to Cross-Site Scripting in the HTTP Header handling resulting in the execution of any user provided Javascript code in the session of other users.
https://www.compass-security.com/research/advisories/
Source: Mitre, NVD
Published: 2017-07-17
Updated: 2026-06-17
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 6.1
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS: 0.00347