Stored Cross-Site Scripting in Live Chat Unlimited by Chat Unlimited
CVE-2019-25737

5.3MEDIUM

Key Information:

Vendor

Screets

Status
Live Chat Unlimited
Vendor
CVE Published:
4 June 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2019-25737?

Live Chat Unlimited version 2.8.3 is susceptible to stored cross-site scripting vulnerabilities that allow unauthenticated attackers to inject harmful scripts into the chat input field. This vulnerability can lead to potential cookie theft or forced redirection to malicious sites as the malicious payloads execute within the admin area. It's essential for users to apply patches or updates to protect against this threat effectively.

Affected Version(s)

Live Chat Unlimited 2.8.3

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2019-25737 - Proof of Concept

References

https://www.exploit-db.com/exploits/47037
exploit
https://screets.com/
product
https://codecanyon.net/item/wordpress-live-chat-plugin/39...
product

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

m0ze
.