CVE-2010-5336: Icewarp Webclient

Medium severity, CVSS 6.1. EPSS: 0.8% chance of exploitation in the next 30 days.

IceWarp Webclient before 10.2.1 has XSS via an HTTP POST request: admin/login.html with the parameter username is persistent in 10.2.0.

Affected products

• Icewarp Webclient: before 10.2.1 (fixed in 10.2.1)

Published 2019-10-11. Last modified 2026-06-16.