An arbitrary file upload vulnerability in the component /jquery-file-upload/server/php/index.php of Hospital Management System v4.0 allows an unauthenticated attacker to upload any file to the server and execute arbitrary code.
The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.