CVE-2025-51397 EXPLOIT
5.4
MEDIUM · CVSS 3.1 · EPSS 1% (pctl 60)
Patch early
A public exploit exists.
Description
A stored cross-site scripting (XSS) vulnerability in the Facebook Chat module of Live Helper Chat v4.60 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the Surname parameter under the Recipient' Lists.
Scoring
| CVSS | 5.4 (MEDIUM, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
| EPSS | 0.95% — more likely to be exploited than 60% of all CVEs |
| Weakness | CWE-779 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2025-07-21 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| livehelperchat | live helper chat |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | LiveHelperChat 4.61 - Stored Cross Site Scripting (XSS) via Operator Surname | 2025-07-22 |
References
→ the Explorer · watch your stack · NVD