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CVE-2025-51400

Published: Jul 21, 2025Updated: Aug 7, 2025 Sources: CVE List NVDCWE-79
NVD MITRE
5.4CVSSMEDIUM
EPSS Score
0.9%
Top 45.9%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

Description

A stored cross-site scripting (XSS) vulnerability in the Personal Canned Messages of Live Helper Chat v4.60 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-79

Affected Products

live helper chatlivehelperchat
On-premWeb App
Communications / messaging-chat
n/an/a
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

1 exploit source 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://github.com/Thewhiteevil/CVE-2025-51400
github.com
https://www.dropbox.com/scl/fi/4ojb61ilgmu4xmtqnfqed/2025-05-08-20-41-52.mp4?rlkey=cz03rl97pskdk7d6bvb9dbvs7&st=ixsqpy0v&dl=0
dropbox.com

Timeline

Published
Jul 21, 2025
Last Updated
Aug 7, 2025

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