Install Dependencies

sudo su

apt-get install sqlite3 libsqlite3-dev

pip install -r requirements.txt

Export Environment Variables

Ubuntu

export FLASK_APP=pigeon && export FLASK_ENV=development

Initialize Database

flask init-db

Run

flask run

SQL Injection

a','1');DROP TABLE user;

Cross-site scripting

Code needs to be sanitized for SQL SQL Escape

<script type='application/javascript'>alert('xss');</script>