# How to secure Python Flask applications

DevFeed: [How to secure Python Flask applications](<https://devfeed.tech/articles/how-to-secure-python-flask-applications-8079.md>)

Original publisher: [Read original article](<https://snyk.io/blog/secure-python-flask-applications/>)

Author: Gourav Singh Bais

Published: 2024-05-21T05:00:00Z

Content type: article

Language: en

Sources: [Blog RSS Feed | Snyk](<https://devfeed.tech/sources/blog-rss-feed-snyk.md>)

Topics: [Flask](<https://devfeed.tech/topics/flask.md>), [Python](<https://devfeed.tech/topics/python.md>), [web applications](<https://devfeed.tech/topics/web-applications.md>), [configuration](<https://devfeed.tech/topics/configuration.md>), [Vulnerabilities](<https://devfeed.tech/topics/vulnerabilities.md>), [ASGI](<https://devfeed.tech/topics/asgi.md>), [Security](<https://devfeed.tech/topics/security.md>)

Tags: [acquisition](<https://devfeed.tech/tags/acquisition.md>), [application-security](<https://devfeed.tech/tags/application-security.md>), [article](<https://devfeed.tech/tags/article.md>), [best-practices](<https://devfeed.tech/tags/best-practices.md>), [blog](<https://devfeed.tech/tags/blog.md>), [configuration](<https://devfeed.tech/tags/configuration.md>), [developer](<https://devfeed.tech/tags/developer.md>), [draftdotdev](<https://devfeed.tech/tags/draftdotdev.md>), [flask](<https://devfeed.tech/tags/flask.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [open-source-security](<https://devfeed.tech/tags/open-source-security.md>), [python](<https://devfeed.tech/tags/python.md>), [security-vulnerabilities](<https://devfeed.tech/tags/security-vulnerabilities.md>), [snyk-code](<https://devfeed.tech/tags/snyk-code.md>), [snyk-open-source](<https://devfeed.tech/tags/snyk-open-source.md>), [web](<https://devfeed.tech/tags/web.md>), [web-applications](<https://devfeed.tech/tags/web-applications.md>)

## AI overview

This article explains how to secure Python Flask applications. It introduces Flask and the WSGI standard, identifies common risks such as XSS, CSRF, and SQL injection, and presents insecure configuration examples alongside practices for mitigating security issues.

## Source excerpt

In this article, you'll learn about some best practices related to securing Python applications built with the Flask web application framework. You'll start by looking at some insecure configuration examples and then learn how to mitigate and fix any issues.