CVE-2024-27516

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-02-29 · updated 2026-06-17
Weakness: CWE-78

Description

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/livehelperchat: before 4.34 — fixed in 4.34

How to fix

Upgrade to a fixed version: livehelperchat/livehelperchat 4.34. Check the vendor advisory for mitigations.

References

https://github.com/LiveHelperChat/livehelperchat/commit/a61d231526a36d4a7d8cc957914799ee1f9db0ab
https://github.com/LiveHelperChat/livehelperchat/issues/2054
https://github.com/LiveHelperChat/livehelperchat/commit/a61d231526a36d4a7d8cc957914799ee1f9db0ab
https://github.com/LiveHelperChat/livehelperchat/issues/2054

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