CVE-2024-27516: Livehelperchat Live Helper Chat

Critical severity, CVSS 9.8. EPSS: 1.5% chance of exploitation in the next 30 days.

Server-Side Template Injection (SSTI) vulnerability in livehelperchat before 4.34v, allows remote attackers to execute arbitrary code and obtain sensitive information via the search parameter in lhc_web/modules/lhfaq/faqweight.php.

Affected products

• Livehelperchat Live Helper Chat: before 4.34 (fixed in 4.34)

Published 2024-02-29. Last modified 2026-06-17.