DVNA - Damn Vulnerable NodeJS Application

Damn Vulnerable NodeJS Application (DVNA) is a simple NodeJS application to demonstrate OWASP Top 10 Vulnerabilities and guide on fixing and avoiding these vulnerabilities. The fixes branch will contain fixes for the vulnerabilities. Fixes for vunerabilities OWASP Top 10 2017 vulnerabilities at fixes-2017 branch.
The application is powered by commonly used libraries such as express, passport, sequelize, etc.

Developer Security Guide book
The application comes with a developer friendly comprehensive guidebook which can be used to learn, avoid and fix the vulnerabilities. The guide available at https://appsecco.com/books/dvna-developers-security-guide/ covers the following
  1. Instructions for setting up DVNA
  2. Instructions on exploiting the vulnerabilities
  3. Vulnerable code snippets and instructions on fixing vulnerabilities
  4. Recommendations for avoid such vulnerabilities
  5. References for learning more
The blog post for this release is at https://blog.appsecco.com/damn-vulnerable-nodejs-application-dvna-by-appsecco-7d782d36dc1e

Quick start
Try DVNA using a single command with Docker. This setup uses an SQLite database instead of MySQL.
docker run --name dvna -p 9090:9090 -d appsecco/dvna:sqlite
Access the application at

Getting Started
DVNA can be deployed in three ways
  1. For Developers, using docker-compose with auto-reload on code updates
  2. For Security Testers, using the Official image from Docker Hub
  3. For Advanced Users, using a fully manual setup
Detailed instructions on setup and requirements are given in the Guide Gitbook

Development Setup
Clone this repository
git clone https://github.com/appsecco/dvna; cd dvna
Create a vars.env with the desired database configuration
Start the application and database using docker-compose
docker-compose up
Access the application at
The application will automatically reload on code changes, so feel free to patch and play around with the application.

Using Official Docker Image
Create a file named vars.env with the following configuration
Start a MySQL container
docker run --name dvna-mysql --env-file vars.env -d mysql:5.7
Start the application using the official image
docker run --name dvna-app --env-file vars.env --link dvna-mysql:mysql-db -p 9090:9090 appsecco/dvna
Access the application at and start testing!

Manual Setup
Clone the repository
git clone https://github.com/appsecco/dvna; cd dvna
Configure the environment variables with your database information
export MYSQL_USER=dvna
export MYSQL_DATABASE=dvna
export MYSQL_PASSWORD=passw0rd
export MYSQL_HOST=
export MYSQL_PORT=3306
Install Dependencies
npm install
Start the application
npm start
Access the application at http://localhost:9090

  • Link commits to fixes in documentation
  • Add new vulnerabilities from OWASP Top 10 2017
  • Improve application features, documentation

Abhisek Datta - abhisek for application architecture and front-end code

DVNA - Damn Vulnerable NodeJS Application DVNA - Damn Vulnerable NodeJS Application Reviewed by Zion3R on 9:00 AM Rating: 5