CVE-2025-51403

CVSS 6.5 MEDIUMEPSS 1.5%CWE-79

Vexday Risk Score

33Attention

SSVC decision (CISA)

Attend

PoC available → attend closely

Exploit maturity

Proof of concept

Public proof of concept exists, but not yet automated.

CVSS 6.5EPSS 1.5%KEV nãoPoC públicaNuclei —Metasploit —Patch —

Lifecycle

20 Jul 2025Public PoC

21 Jul 2025Published on NVD

Recommendation: Plan a near-term fix — a public PoC already exists.

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:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Affected products

n/a · n/a

public PoCs found — 2

githubgithub.com/Thewhiteevil/CVE-2025-51403★ 0 exploitdbwww.exploit-db.com/exploits/52381unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References

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