Wednesday, February 9, 2022

Twisted 22.1.0 Final Release Announcement


On behalf of the Twisted contributors I announce the final release of Twisted 22.1.0

This is mainly a bugfix release.

The main bug is:

  • CVE-2022-21712 / GHSA-92x2-jw7w-xvvx twisted.web.client.RedirectAgent and twisted.web.client.BrowserLikeRedirectAgent now properly remove sensitive headers when redirecting to a different origin. (#10294)

The only new feature is:

  • twisted.conch.ssh now supports SSH extension negotiation (RFC 8308). (#10266)

The release and NEWS file is available for review at

Release documentation is available at

Wheels for the release candidate are available on PyPI

  python -m pip install Twisted==22.1.0

Please use it and report any issues.

Many thanks to everyone who had a part in Twisted development, the supporters of the Twisted Software Foundation, the developers, and all the people testing and building great things with Twisted!

— Adi Roiban