matrix.org/content/blog/2021/05/2021-05-11-synapse-1-33-2-released.md

+++ title = "Synapse 1.33.2 released" date = "2021-05-11T23:53:39Z" path = "/blog/2021/05/11/synapse-1-33-2-released"

[taxonomies] author = ["Dan Callahan"] category = ["Releases", "Security"] +++

Synapse 1.33.2 is now available.

This release fixes a denial of service issue (CVE-2021-29471) where evaluating specially crafted push rules could lead to excessive CPU load. Server administrators are encouraged to upgrade.

To learn more about Synapse 1.33, see last week's release announcement.