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Elasticsearch v8.19.12

Elasticsearch: v8.19.12 Release

Release date:
February 23, 2026
Previous version:
v8.19.11 (released January 28, 2026)
Magnitude:
1,539 Diff Delta
Contributors:
19 total committers
Data confidence:
Commits:
34 impacting commits

34 Commits in this Release

Ordered by the degree to which they evolved the repo in this version.

ES|QL: Remove rerank tests (#142467)
Authored February 13, 2026
Fix an OOM error when creating to many chained synonym graph token filter
Authored February 5, 2026
[8.19] Reduce cancellation check interval in CancellableBulkScorer for better responsiveness (#141747) (#141981)
Authored February 6, 2026
[8.19] Ensure Rewriteable.rewriteAndFetch listeners are not executed on transport threads (#141904) (#142195)
Authored February 10, 2026
[8.19] [Transform] Fix transform validation to reject PUT and _start when user lacks remote index permissions (#142403) (#142455)
Authored February 23, 2026
[8.19] fix(mapper): handle VOID entries in _ignored_source with FLS (#141506) (#141716)
Authored February 6, 2026
Add curl retry helper to release tests download scripts (#142388) (#142412)
Authored February 12, 2026
Manual backporting (#141833)
Authored February 4, 2026
Reindexing older indices with percolator fields clears migration assistant errors (#141539)
Authored January 29, 2026
[8.19] [ML] Add missing job_id filter to Anomaly Detection data deleter (#138160) (#142842)
Authored February 23, 2026
Formatting: Keep braces for empty anonymous classes on a single line (#141683) (#141766)
Authored February 4, 2026
Update wolfi (versioned) (#141751)
Authored February 13, 2026
Mute org.elasticsearch.readiness.ReadinessClusterIT testReadinessDuringRestartsNormalOrder #142440
Authored February 13, 2026
Mute org.elasticsearch.search.aggregations.metrics.TopHitsIT testMixedSortFieldTypes #142077
Authored February 9, 2026
Mute org.elasticsearch.xpack.analytics.cumulativecardinality.CumulativeCardinalityAggregatorTests testSimple #142408
Authored February 23, 2026
This reduces the default sampling rate for traces in ES and disables reporting of internal spans, so only root spans aka transactions get reported
Authored January 29, 2026
[8.19] Fix thread assertion in RewriteableTests.testRewriteAndFetchWithExecutorOnFailure for synchronous failures (#142449) (#142458)
Authored February 13, 2026
Prune changelogs after 8.19.11 release
Authored February 3, 2026
Fix ILM's skipping policy logging level (#141876) (#141890) (#142030)
Authored February 6, 2026
Mute org.elasticsearch.xpack.esql.inference.rerank.RerankOperatorTests testSimpleCircuitBreaking #142008
Authored February 9, 2026
Revert "rest-api-spec: fix knn_search visibility (#141356) (#141380)" (#141715)
Authored February 4, 2026
Fix Top Hits Incompatible Field Types on Sort Across Indices (#142046) (#142061)
Authored February 7, 2026
[8.19] [Transform] Fix transform producing empty dest index when source query references runtime fields (#142450) (#142831)
Authored February 23, 2026
Remove checkstyle restriction on ! operator (#141989) (#142532)
Authored February 16, 2026
Change links to specific pages (#140201)
Authored February 10, 2026
Remove non-ansi character in hardening_manifest.yaml (#142142) (#142201)
Authored February 10, 2026
Use BoundedDelimitedStringCollector to Prevent large CancelTasksRequest descriptions by truncating nodes and actions (#141918) (#142063)
Authored February 7, 2026
Fix intermittent failures in CrossClusterAsyncSearchIT (#142781) (#142867)
Authored February 23, 2026
Fix handling empty collapse construct (#141973) (#142025)
Authored February 6, 2026
rest-api-spec: fix capabilities API (#141345) (#141757)
Authored February 3, 2026
[DOCS]: Add search connectors release notes for 8.19.11 (#141656)
Authored February 3, 2026
Update docs for v8.19.11 release (#141616)
Authored February 3, 2026
Reduce locking when persisting ML job statistics. 0
Authored January 30, 2026
Increase EIS sparse max_batch_size upper bound to 1024 (#141516) (#141537)
Authored January 29, 2026

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Top Contributors in v8.19.12

drempapis
ioanatia
Mikep86
valeriy42
salvatore-campagna
jozala
mark-vieira
darius-vil
elasticsearchmachine
elastic-renovate-prod[bot]

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