# Jupyter Notebook Unauthorized Access [中文版本(Chinese version)](README.zh-cn.md) The Jupyter Notebook (previous IPython notebook) is a web-based interactive computing platform. If the administrator doesn't configure a password for Jupyter Notebook, this will lead to an unauthorized access vulnerability where attackers can create a console and execute arbitrary Python code and commands. ## Vulnerable environment Execute following command to start a Jupyter Notebook server: ``` docker compose up -d ``` After the server is started, you can see the index of Jupyter Notebook on `http://your-ip:8888`. ## Vulnerability Reproduce Click "New" -> "Terminal" to create a console: ![](1.png) Execute arbitrary commands in this console: ![](2.png)