SECURITY-2023-004</code></a>.</p><p>This release note describes what’s different between Istio 1.17.6 and 1.17.8. Please note that this release supersedes the unpublished 1.17.7 release. 1.17.7 was only published internally and has been skipped so that additional security fixes could be included in this release.</p><div class="relnote-actions call-to-action"><a class=entry href=/v1.23/news/releases/1.17.x/announcing-1.17/upgrade-notes/><h5>BEFORE YOU UPGRADE</h5><p>Things to know and prepare before upgrad