Server-Side Template Injection (SSTI) vulnerability in livehelperchat before 4.34v…
Priority HIGH 82CWE-78Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-78.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.01472 73rd percentileScored 2026-11-07
Fix Fixed remdex/livehelperchat (Packagist): 4.29
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | remdex/livehelperchat (Packagist) | before 4.29 | 4.29 | Patch available | GHSA-v4cp-2q7v-hg9q |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- remdex/livehelperchat (Packagist) Vendor— Affected before 4.29 Fixed in 4.29 Patch available GHSA-v4cp-2q7v-hg9q
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:livehelperchat:live_helper_chat:*:*:*:*:*:*:*:* | before 4.34 | Vulnerable | livehelperchat |
- cpe:2.3:a:livehelperchat:live_helper_chat:*:*:*:*:*:*:*:* Versions before 4.34 Vulnerable ·livehelperchat
Remediation
- Fix · GHSA-v4cp-2q7v-hg9q remdex/livehelperchat (Packagist) Fixed in 4.29 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2024-27516
- 2026-10-03 Alias added: GHSA-v4cp-2q7v-hg9q
References
More livehelperchat Live Helper Chat vulnerabilities
- TI-2025-32325 A stored cross-site scripting (XSS) vulnerability in the department assignment editing… CVSS 3.1MEDIUM 6.5
- TI-2025-32324 A stored cross-site scripting (XSS) vulnerability in the chat transfer function of Live… CVSS 3.1MEDIUM 5.4
- TI-2025-32323 A stored cross-site scripting (XSS) vulnerability in the Personal Canned Messages of Live… CVSS 3.1MEDIUM 5.4
- TI-2025-32322 A stored cross-site scripting (XSS) vulnerability in the Facebook registration page of… CVSS 3.1MEDIUM 5.4
- TI-2025-32321 A stored cross-site scripting (XSS) vulnerability in the Facebook Chat module of Live… CVSS 3.1MEDIUM 5.4
- TI-2025-32320 A stored cross-site scripting (XSS) vulnerability in Live Helper Chat v4.60 allows… CVSS 3.1MEDIUM 5.4
Sources
- CVE-2024-27516 · CVE Program
- CVE-2024-27516 · NVD
- FIRST EPSS
- GHSA-v4cp-2q7v-hg9q · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences