EUVD-2026-21563
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Lifecycle Timeline
3Description
Chamilo LMS is a learning management system. Prior to 1.11.38, the get_user_info_from_username REST API endpoint returns personal information (email, first name, last name, user ID, active status) of any user to any authenticated user, including students. There is no authorization check. This vulnerability is fixed in 1.11.38.
Analysis
Chamilo LMS REST API endpoint get_user_info_from_username fails to authorize requests, exposing personal information (email, names, user ID, active status) to any authenticated user regardless of role prior to version 1.11.38. An attacker with valid login credentials, including a student account, can enumerate and retrieve sensitive user data for any account in the system.
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