Can go into the bash and make dirs into the server

[heliebiandexbilibili]

Describe the bug You can use this bug to go into the file management system and make dirs

To Reproduce(Make dirs) Steps to reproduce the behavior:

1. Go to python.org/shells
2. Input "import os", Enter
3. Input "os.system("mkdir hello")" or "os.mkdirs("hello")", Enter
4. Input "os.system("ls")", Enter
5. See the error

To Reproduce(Go into the file management system)

1. Go to python.org/shells
2. Input "import os", Enter
3. Input "os.system("bash")" or "os.system("sh")"
4. See the error

Expected behavior Prohibit the "os" lib or anything else

Screenshots

Desktop

• Browser [Edge]

For addition The file that make cannot disapear when I refresh the website.