CVE-2018-25349: Userspice

Medium severity, CVSS 6.1. EPSS: 0.2% chance of exploitation in the next 30 days.

userSpice 4.3.24 contains a cross-site scripting vulnerability that allows attackers to inject malicious scripts through the X-Forwarded-For HTTP header. Attackers can send crafted requests to the backup.php endpoint with XSS payloads in the X-Forwarded-For header that execute when administrators visit the audit log page.

Affected products

• Userspice Userspice: version 4.3.24 only

Published 2026-05-23. Last modified 2026-10-06.