Elasticsearch upgraded to 8.11.3

elasticsearch upgraded to 8.11.3, is the java client currently 7.10.1 compatible, do I need to upgrade to 8.11.3?

If I'm not mistaken, you need to upgrade the client to 7.17. But better to switch to the client anyway.

Have a look at Switching from the Java High Level Rest Client to the new Java API Client | Elastic Blog