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CVE PROGRAM SOURCE RECORD6.9 Medium

CVE-2026-0483

Stored Cross-Site Scripting (XSS) vulnerability in LiveHelperChat

Description

Stored Cross-Site Scripting (XSS) vulnerability in the PDF file upload functionality of Live Helper Chat, versions prior to 4.72. An attacker can upload a malicious PDF file containing an XSS payload, which will be executed in the user's context when they download and open the file via the link generated by the application. The vulnerability allows arbitrary JavaScript code to be executed in the user's local context.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

LiveHelperChat LiveHelperChat

Default version status: unaffected

  • 0 to < 4.72affected

References