head><tbody><tr><td>1.17.x</td><td>1.17.2+</td></tr><tr><td>1.16.x</td><td>1.16.4+</td></tr><tr><td>1.15.x</td><td>1.15.7 - End of life. A new CVE will NOT be patched</td></tr><tr><td>1.14 and earlier</td><td>None, all versions have known vulnerabilities.</td></tr></tbody></table><h2 id=supported-envoy-versions>Supported Envoy Versions</h2><p>Istio&rsquo;s data plane is based on <a href=https://github.com/envoyproxy/envoy>Envoy</a>.</p><p>The relationship between the two project&rsquo;s versions:</p><table>