Support for Istio 1.21 has ended

Istio 1.21 end of life announcement.

Sep 27, 2024

As previously announced, support for Istio 1.21 has now officially ended.

At this point we will no longer back-port fixes for security issues and critical bugs to 1.21. We highly recommend that you upgrade to the latest version of Istio (1.23.3) if you haven’t already.