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CVE-2025-51403

Published: Jul 21, 2025Updated: Aug 7, 2025 Sources: CVE List NVDCWE-79
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
1.5%
Top 28.5%
CISA KEV
Not in KEV
Exploits
2 Known
Remediation
Patch Available

Description

A stored cross-site scripting (XSS) vulnerability in the department assignment editing module of of Live Helper Chat v4.60 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the Alias Nick parameter.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-79

Affected Products

n/an/a
live helper chatlivehelperchat
On-premWeb App
Communications / messaging-chat
livehelperchatoss-projectCommunicationsaka live helper chat, livehelperchat/livehelperchat, livehelperchat

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://github.com/LiveHelperChat/livehelperchat/pull/2228/commits/2056503ad96e04467ec9af8d827109b9b9b46223
github.com
https://www.dropbox.com/scl/fi/w7mur1fo4jb3harpx6om9/2025-05-08-21-38-14.mp4?rlkey=cpf5omg95tikzwno2u99thf3v&st=2xgfedgo&dl=0
dropbox.com
https://github.com/Thewhiteevil/CVE-2025-51403
github.com

Timeline

Published
Jul 21, 2025
Last Updated
Aug 7, 2025

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