Unrestricted Upload of File with Dangerous Type
A file upload vulnerability exists in Sourcecodester Customer Relationship Management System 1.0 via the account update option & customer create option, which could let a remote malicious user upload an arbitrary php file. .
CWE-434 - Unrestricted Upload of File with dangerous type
'Unrestricted file upload with dangerous type' attacks involve an attacker uploading or transferring files of dangerous types to the server. The severity of such an attack depends upon the execution mechanism and the storage location of the uploaded file. Thus, it may range from simple defacement to arbitrary file execution, and complete system takeover.