STIO-SECURITY-2021-005</a> and <a href=/v1.10/news/security/istio-security-2021-006>ISTIO-SECURITY-2021-006</a>.</p><div class="relnote-actions call-to-action"><a class=entry href=/v1.10/news/releases/1.8.x/announcing-1.8/upgrade-notes/><h5>BEFORE YOU UPGRADE</h5><p>Things to know and prepare before upgrading.</p></a><a class=entry href=https://github.com/istio/istio/releases/tag/1.8.6><h5>DOWNLOAD</h5><p>Download and install this release.</p></a><a class=entry href=https://archive.istio.io/v1.8/docs><h5>DO