CVE-2025-51398

MEDIUM EPSS 54.3%
Published Jul 21, 202511mo ago · Modified Jun 17, 20262w ago
5.4 CVSS 3.1
Medium
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Published Jul 21, 2025 11mo ago
Last Modified Jun 17, 2026 2w ago

Description

A stored cross-site scripting (XSS) vulnerability in the Facebook registration page of Live Helper Chat v4.60 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the Name parameter.

CVSS Details

Base Score
5.4
Exploitability
2.3
Impact
2.7
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
54.3% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

VendorProductVersionRange
livehelperchatlive_helper_chat* ≤4.61

References 3

  • github.com https://github.com/LiveHelperChat/livehelperchat/pull/2228/commits/2056503ad96e04467ec9af8d827109b9b9b46223
    Patch
  • github.com https://github.com/Thewhiteevil/CVE-2025-51398
    ExploitThird Party Advisory
  • dropbox.com https://www.dropbox.com/scl/fi/ldtrdf1681gekt9922d4y/2025-05-09-03-09-00.mp4?rlkey=pq1enfkys429h2g3ut3hs4fqj&st=zxc9vuq0&dl=0
    Exploit

Remediation

  • github.com https://github.com/LiveHelperChat/livehelperchat/pull/2228/commits/2056503ad96e04467ec9af8d827109b9b9b46223
    Patch