post-author>Jun 6, 2023</p><div><p>This release contains bug fixes to improve robustness. This release note describes what is different between Istio 1.17.2 and Istio 1.17.3.</p><div class="relnote-actions call-to-action"><a class=entry href=/v1.26/news/releases/1.17.x/announcing-1.17/upgrade-notes/><h5>BEFORE YOU UPGRADE</h5><p>Things to know and prepare before upgrading.</p></a><a class="update-notice entry" data-title='Update Notice' data-downloadhref=https://github.com/istio/istio/releases/tag/1.17.3 da