CVE-2021-35413: Chamilo Lms

High severity, CVSS 8.8. EPSS: 2.6% chance of exploitation in the next 30 days.

A remote code execution (RCE) vulnerability in course_intro_pdf_import.php of Chamilo LMS v1.11.x allows authenticated attackers to execute arbitrary code via a crafted .htaccess file.

Affected products

• Chamilo Chamilo Lms: from 1.11.0, up to and including 1.11.16

Published 2021-12-03. Last modified 2026-06-17.