CVE-2020-23341: Atutor

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

A reflected cross site scripting (XSS) vulnerability in the /header.tmpl.php component of ATutor 2.2.4 allows attackers to execute arbitrary web scripts or HTML via a crafted payload.

Affected products

• Atutor Atutor: up to and including 2.2.4

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