Stored XSS Demo

This mini project demonstrates a Stored Cross-Site Scripting (XSS) vulnerability by implementing a simple blog comment system using Node.js and Express. It shows how user-submitted comments without proper sanitization can lead to malicious script execution.

Project Features

• Submit comments on a blog post
• Vulnerable version (no input sanitization) showing XSS attack

Technologies Used

• Node.js
• Express.js
• HTML

Topics

• Cybersecurity
• Web Security
• Stored XSS
• Vulnerability Demonstration

🛠️ Setup Instructions

1. Clone the repository

git clone https://github.com/your-username/stored-xss-demo-CS-MiniProject.git
cd stored-xss-demo-CS-MiniProject

2. Install dependencies

npm install

3. Run the Vulnerable Version

npm run start

4. Go to the browser and visit

https://localhost:3000

5. Submit a comment like

<script>alert("XSS Attack")</script>

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🚀 This project was built for a Cyber Security assignment (Mini Project) to understand real-world web vulnerabilities.