Chamilo is a learning management system. Prior to version 1.11.30, a Stored XSS vulnerability exists in the glossary function, enabling all users with the Teachers role to inject JavaScript malicious code against the administrator. This issue has been patched in version 1.11.30.
https://github.com/chamilo/chamilo-lms/releases/tag/v1.11.30
https://github.com/chamilo/chamilo-lms/commit/f9150075246df4ed9755a4a150e25edb468767be
https://github.com/chamilo/chamilo-lms/commit/82cc07edd8ef316e6b36da7c501120d5c0aeb151
https://github.com/chamilo/chamilo-lms/commit/241c569dde0ad0e34d558ae51271f70438189b0e