CVE-2019-25737
Live Chat Unlimited 2.8.3 Stored Cross-Site Scripting
- State
- Published
- Severity
- 5.3 Medium
- Published
- Jun 4, 2026
- Updated
- Jun 11, 2026
- Reserved
- Jun 4, 2026
Description
Live Chat Unlimited 2.8.3 contains a stored cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts through the chat input field. Attackers can submit payloads containing script tags and event handlers that execute in the admin area, enabling cookie theft or forced redirects to malicious websites.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N | VulnCheck |
| 3.1 | 6.1 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N | VulnCheck |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
Live Chat UnlimitedScreets |
|
References
- ExploitDB-47037exploit
- Official Product Homepageproduct
- Product Referenceproduct
- VulnCheck Advisory: Live Chat Unlimited 2.8.3 Stored Cross-Site Scriptingthird-party-advisory
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