Web Contamination 题目信息 I have created a safe reverse proxy that only forwards requests to retrieve debug information from the backend. What could go wrong?翻译：我创建了一个安全的反向代理，它仅转发从后端检索调试信息的请求。可能会出现什么问题呢？…

去南京线下比赛了，就没参与上，现在来复现了 Web javasc Puzzle 只有一个js文件 const express = require('express')​const app = express()const port = 8000​app.get('/', (req, res) => {   try {       const usern…