Elasticsearch 6.2.1, based on Lucene 7.2.1, has been released as the latest stable version, addressing a bug from the previous 6.2.0 release that affected plugin upgrades. This update is a bug fix release and is now available for deployment on Elastic Cloud, which provides Elasticsearch as a service. Accompanying the release are the Elasticsearch 6.2.1 release notes, details on breaking changes in Elasticsearch 6.2, and X-Pack 6.2.1 release notes, ensuring users have comprehensive information for a smooth update process.