CVE-2021-24873: Themeum Tutor Lms

Medium severity, CVSS 6.1. EPSS: 0.8% chance of exploitation in the next 30 days.

The Tutor LMS WordPress plugin before 1.9.11 does not sanitise and escape user input before outputting back in attributes in the Student Registration page, leading to a Reflected Cross-Site Scripting issue

Affected products

• Themeum Tutor Lms: before 1.9.11 (fixed in 1.9.11)

Published 2021-11-23. Last modified 2026-06-17.