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Transient failure of startup ES version probe permanently disables ES 8 compatibility mode; very bulk request then fails with NullPointerException but the task stays RUNNING

Status: Open.

#929 In confluentinc/kafka-connect-elasticsearch;

· OscarP (OscarPoels) opened on Jul 16, 2026

Failure to raise kafka RetriableException

Status: Open.

#914 In confluentinc/kafka-connect-elasticsearch;

· Christopher J. Morrone (morrone) opened on Apr 14, 2026

Support API Key authentication for Elasticsearch Serverless

Status: Open.

#913 In confluentinc/kafka-connect-elasticsearch;

· Igor Dosinchuk (idosinchuk) opened on Feb 24, 2026

CVE-2024-52979

Status: Open.

#902 In confluentinc/kafka-connect-elasticsearch;

· Yeikel Santana (yeikel) opened on Oct 28, 2025

When Elk sink will support ELK v9.xx ?

Status: Open.

#899 In confluentinc/kafka-connect-elasticsearch;

· Kafkadev (Khaledherzi) opened on Oct 16, 2025

Which version of sink connector is compatible with Elasticsearch version 9.1.0 and cp-kafka-connect 7.5.0 ?

Status: Open.

#898 In confluentinc/kafka-connect-elasticsearch;

· superzoeyian opened on Oct 15, 2025

Plugin fails to load on Kafka Connect 4.1.0 due to NoSuchMethodError in JsonConverter (Utils.mkSet)

Status: Open.

#897 In confluentinc/kafka-connect-elasticsearch;

· drprolegend opened on Oct 8, 2025

CVE-2024-52980

Status: Open.

#892 In confluentinc/kafka-connect-elasticsearch;

· Yeikel Santana (yeikel) opened on Aug 12, 2025

Which version of sink connector is compatible with Elasticsearch version 8.15 ?

Status: Open.

#891 In confluentinc/kafka-connect-elasticsearch;

· Morteza Mahdi Zadeh (Morteza363831) opened on Aug 7, 2025

Upgrade to the new Elastic Java client from currently deprecated RestHighLevelClient, add proper Elasticsearch 8/9 support

Status: Open.

#890 In confluentinc/kafka-connect-elasticsearch;

· Ludovic Favre (fludo) opened on Aug 4, 2025

Missing required configuration "taskId" which has no default value

Status: Open.

#887 In confluentinc/kafka-connect-elasticsearch;

· Thijs Nissen (thijsnissen) opened on Jul 21, 2025

Add option to skip the index creation/index check

Status: Open.

#877 In confluentinc/kafka-connect-elasticsearch;

· Yeikel Santana (yeikel) opened on Jul 11, 2025