CVE-2026-114390
CVE-2026-114390 · Chamilo LMS 2.0.0-alpha.1 before 2.0.0-RC.3 Missing Authorization in AJAX Handlers
This page contains facts from public vulnerability sources. Check the original advisory before updating.
Chamilo LMS from 2.0.0-alpha.1 before 2.0.0-RC.3 contains a missing authorization vulnerability in legacy AJAX handlers under public/main/inc/ajax/ that exposes user names and certificates. Unauthenticated or low-privileged users can call actions like get_users_by_group_course, user_by_all_roles, and export_all_certificates to harvest user names and other learners' certificate PDFs.
CVSS 6.9 · Medium · EPSS 0.2% · Fix available
- Published
- Updated
Affected products and versions
chamilo-lms
- Versions
- ≥ 2.0.0-alpha.1, < 2.0.0-RC.3: Affected (custom)
Update to 2.0.0-RC.3
Original sources
- https://github.com/chamilo/chamilo-lms/issues/7671
- https://github.com/chamilo/chamilo-lms/commit/2861afd4896ff898a950302f2c00f44726fa6f0a
- https://github.com/chamilo/chamilo-lms/releases/tag/v2.0.0-RC.3
- https://github.com/chamilo/chamilo-lms/blob/v2.0.0-RC.2/public/main/inc/ajax/course.ajax.php#L350-L426
- https://github.com/chamilo/chamilo-lms/blob/v2.0.0-RC.2/public/main/inc/ajax/usergroup.ajax.php#L17-L50
- https://github.com/chamilo/chamilo-lms/blob/v2.0.0-RC.2/public/main/inc/ajax/gradebook.ajax.php#L58-L99
- https://www.vulncheck.com/advisories/chamilo-lms-2.0.0-alpha.1-before-2.0.0-rc.3-missing-authorization-in-ajax-handlers
- https://nvd.nist.gov/vuln/detail/CVE-2026-114390