E-cology has a directory traversal vulnerability. An attacker can exploit this vulnerability to delete the server directory, causing the server to permanently deny service.
https://github.com/stuven1989/TemporaryGuild/blob/main/files/exp-eng-3.pdf
https://gist.github.com/CoinIsMoney/d437f267f2d65cb80dd7da97cb2068e8