An arbitrary file upload vulnerability in the /fileUpload.lib.php component of Chamilo 1.11.* up to v1.11.18 allows attackers to execute arbitrary code via uploading a crafted SVG file.
https://github.com/chamilo/chamilo-lms/commit/f6e83550c2d17fc93a65ec4be602a78312289f37
https://github.com/chamilo/chamilo-lms/commit/0d0c88c4806280ac9b70a299d6e3099269c9bc54