README.md

Python CodeQL Demo Repository

This repository contains a vulnerable Python Flask application designed to demonstrate CodeQL security scanning capabilities.

Vulnerabilities Included

This application intentionally contains the following security vulnerabilities for testing purposes:

1. SQL Injection - /user endpoint
2. Command Injection - /ping endpoint
3. Path Traversal - /file endpoint
4. Cross-Site Scripting (XSS) - /search endpoint
5. Hardcoded Credentials - /admin endpoint
6. Insecure Deserialization - /data endpoint
7. Weak Cryptography - /encrypt endpoint (MD5)
8. File Upload Vulnerability - /upload endpoint

Running the Application

pip install -r requirements.txt
python app.py

The application will be available at http://localhost:5000

CodeQL Testing

This repository is configured with two CodeQL workflows:

• Baseline CodeQL - Uses default CodeQL configuration
• Optimized CodeQL - Uses custom configuration with security-extended queries

Security Notice

⚠️ WARNING: This application contains intentional security vulnerabilities and should NEVER be used in production environments.