CVE-2018-18373: Schiocco Support Board - Chat And Help Desk

Medium severity, CVSS 5.4. EPSS: 0.8% chance of exploitation in the next 30 days.

In the Schiocco "Support Board - Chat And Help Desk" plugin 1.2.3 for WordPress, a Stored XSS vulnerability has been discovered in file upload areas in the Chat and Help Desk sections via the msg parameter in a /wp-admin/admin-ajax.php sb_ajax_add_message action.

Affected products

• Schiocco Support Board - Chat And Help Desk: version 1.2.3 only

Published 2018-10-17. Last modified 2026-06-17.