CVE-2026-33141: Chamilo Lms

Medium severity, CVSS 6.5. EPSS: 0.2% chance of exploitation in the next 30 days.

Chamilo LMS is a learning management system. Prior to 2.0.0-RC.3, an Insecure Direct Object Reference (IDOR) vulnerability in the REST API stats endpoint allows any authenticated user (including low-privilege students with ROLE_USER) to read any other user's learning progress, certificates, and gradebook scores for any course, without enrollment or supervisory relationship. This vulnerability is fixed in 2.0.0-RC.3.

Affected products

• Chamilo Chamilo Lms: up to and including 1.11.38; version 2.0.0 only

Published 2026-04-10. Last modified 2026-06-17.