# FLK100 Flask app appears to be run with debug=True, which exposes the Werkzeug debugger and allows the execution of arbitrary code. ## Example The following code will raise this warning: ```python from flask import Flask app = Flask(__name__) app.run(debug=True) ``` ## See Also * [Flask Documentation](https://flask.palletsprojects.com/en/1.1.x/quickstart/#debug-mode)