CVE-2021-37466: Nchsoftware Quorum

Medium severity, CVSS 5.4. EPSS: 0.6% chance of exploitation in the next 30 days.

In NCH Quorum v2.03 and earlier, XSS exists via /conference?id= (reflected).

Affected products

• Nchsoftware Quorum: up to and including 2.03

Published 2021-07-25. Last modified 2026-06-17.