CVE-2025-51403

moderate-risk

Published 2025-07-21

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.

Do I need to act?

0.40% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

1 public exploit available

52381

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 6.5/10 Medium

NETWORK / LOW complexity

Affected Products (1)

Live Helper Chat

Affected Vendors

Livehelperchat

References (3)

Patch https://github.com/LiveHelperChat/livehelperchat/pull/2228/commits/2056503ad96e0...

Exploit https://github.com/Thewhiteevil/CVE-2025-51403

Exploit https://www.dropbox.com/scl/fi/w7mur1fo4jb3harpx6om9/2025-05-08-21-38-14.mp4?rlk...

/ 100

moderate-risk

Severity 24/34 · High

Exploitability 2/34 · Minimal

Exposure 5/34 · Minimal