CVE-2021-24807: Schiocco Support Board

Medium severity, CVSS 5.4. EPSS: 1.4% chance of exploitation in the next 30 days.

The Support Board WordPress plugin before 3.3.5 allows Authenticated (Agent+) users to perform Cross-Site Scripting attacks by placing a payload in the notes field, when an administrator or any authenticated user go to the chat the XSS will be automatically executed.

Affected products

• Schiocco Support Board: before 3.3.5 (fixed in 3.3.5)

Published 2021-11-08. Last modified 2026-06-17.