CVE-2021-24623: Ticket-System WordPress Advanced Ticket System

Medium severity, CVSS 4.8. EPSS: 0.6% chance of exploitation in the next 30 days.

The WordPress Advanced Ticket System, Elite Support Helpdesk WordPress plugin before 1.0.64 does not sanitize or escape form values before saving to the database or when outputting, which allows high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

Affected products

• Ticket-System WordPress Advanced Ticket System: before 1.0.64 (fixed in 1.0.64)

Published 2021-09-13. Last modified 2026-06-17.