CVE-2021-25029: Cluevo Learning Management System

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

The CLUEVO LMS, E-Learning Platform WordPress plugin before 1.8.1 does not sanitise and escape Course's module, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed

Affected products

• Cluevo Learning Management System: before 1.8.1 (fixed in 1.8.1)

Published 2022-02-07. Last modified 2026-06-17.