CVE-2025-51397

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
mitreCNA
---
---
CISA-ADPADP
5.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 46%
VendorProductVersion
livehelperchatlive_helper_chat
𝑥
≤ 4.61
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/LiveHelperChat/livehelperchat/pull/2228/commits/2056503ad96e04467ec9af8d827109b9b9b46223
https://github.com/Thewhiteevil/CVE-2025-51397
https://www.dropbox.com/scl/fi/qrbtcv8bir2i8ielguyi3/2025-05-09-13-58-50.mp4?rlkey=thcbqxuzpm37o73j0ywsu3h3u&st=fhird68s&dl=0