CVE-2023-4226: Chamilo Lms

High severity, CVSS 8.8. EPSS: 2.5% chance of exploitation in the next 30 days.

Unrestricted file upload in `/main/inc/ajax/work.ajax.php` in Chamilo LMS <= v1.11.24 allows authenticated attackers with learner role to obtain remote code execution via uploading of PHP files.

Affected products

• Chamilo Chamilo Lms: up to and including 1.11.24

Published 2023-11-28. Last modified 2026-06-17.