CVE-2021-41250 Be alert to the Python Discord server (together with Python code) 5th Nov, 2021

Preface: One aspect of the Microsoft-python server focuses on Python or Microsoft-developed tools. If you want to develop data science, security or games, then the Python Discord server is your best choice.

Background: Bots on Discord, the group messaging platform, are helpful artificial intelligence that can perform several useful tasks on your server automatically. Build a Discord Bot With Python is easy (see below):

  1. pip install discord[.]py
  2. If you don’t have a Discord account, then you’re going to want to create one.
  3. Once you login, you are able to create New Application.

Discord servers are used in a wide range of applications, from basic mathematics to Python programming to more core data science concepts such as machine learning and artificial intelligence.

Vulnerability details: CVE-2021-41250 (Python Discord) : The token filtering function would exit early if it detected a URL within the message, but it made no extra checks to ensure there weren’t other tokens within that message that would trigger it.

Weakness Enumeration : Improper Input Validation

This issue has been resolved in commit: 67390298852513d13e0213870e50fb3cff1424e0 – https://github.com/python-discord/bot/commit/67390298852513d13e0213870e50fb3cff1424e0

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