Chamilo is a learning management system. Prior to version 1.11.30, there is an OS Command Injection vulnerability in /main/admin/sub_language_ajax.inc.php via the POST new_language parameter. This issue has been patched in version 1.11.30.Referenceshttps://github.com/chamilo/chamilo-lms/security/advisories/GHSA-m76m-95c9-6h7rhttps://github.com/chamilo/chamilo-lms/commit/e1c7879d63172cd7e5e47c9a03ade0e32023e134https://github.com/chamilo/chamilo-lms/releases/tag/v1.11.30