# Elasticsearch changelog

> The distributed search and analytics engine.

- Vendor: Elastic
- Category: Databases & Data
- Language: Java
- Official site: https://www.elastic.co/elasticsearch
- Tracked by: What's New (https://whatsnew.fyi/product/elasticsearch)
- Harvested from: GitHub (elastic/elasticsearch)
- Entries below: 23 (newest first)

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

## Releases

### v9.5.5 — Elasticsearch 9.5.5

- Date: 2026-10-06
- Version: v9.5.5
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v9.5.5
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v9.5.5

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/docs/release-notes/elasticsearch#elasticsearch-9.5.5-release-notes

### v8.19.23 — Elasticsearch 8.19.23

- Date: 2026-10-06
- Version: v8.19.23
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v8.19.23
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v8.19.23

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/guide/en/elasticsearch/reference/8.19/release-notes-8.19.23.html

### v9.4.8 — Elasticsearch 9.4.8

- Date: 2026-10-06
- Version: v9.4.8
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v9.4.8
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v9.4.8

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/docs/release-notes/elasticsearch#elasticsearch-9.4.8-release-notes

### v8.19.22 — Elasticsearch 8.19.22

- Date: 2026-09-23
- Version: v8.19.22
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v8.19.22
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v8.19.22

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/guide/en/elasticsearch/reference/8.19/release-notes-8.19.22.html

### v9.4.7 — Elasticsearch 9.4.7

- Date: 2026-09-15
- Version: v9.4.7
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v9.4.7
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v9.4.7

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/docs/release-notes/elasticsearch#elasticsearch-9.4.7-release-notes

### v9.5.4 — Elasticsearch 9.5.4

- Date: 2026-09-15
- Version: v9.5.4
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v9.5.4
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v9.5.4

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/docs/release-notes/elasticsearch#elasticsearch-9.5.4-release-notes

### v9.5.3 — Elasticsearch 9.5.3

- Date: 2026-09-03
- Version: v9.5.3
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v9.5.3
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v9.5.3

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/docs/release-notes/elasticsearch#elasticsearch-9.5.3-release-notes

### v8.19.21 — Elasticsearch 8.19.21

- Date: 2026-09-01
- Version: v8.19.21
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v8.19.21
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v8.19.21

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/guide/en/elasticsearch/reference/8.19/release-notes-8.19.21.html

### v9.4.6 — Elasticsearch 9.4.6

- Date: 2026-09-01
- Version: v9.4.6
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v9.4.6
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v9.4.6

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/docs/release-notes/elasticsearch#elasticsearch-9.4.6-release-notes

### v9.5.2 — Elasticsearch 9.5.2

- Date: 2026-08-20
- Version: v9.5.2
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v9.5.2
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v9.5.2

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/docs/release-notes/elasticsearch#elasticsearch-9.5.2-release-notes

### v8.19.20 — Elasticsearch 8.19.20

- Date: 2026-08-11
- Version: v8.19.20
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v8.19.20
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v8.19.20

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/guide/en/elasticsearch/reference/8.19/release-notes-8.19.20.html

### v9.5.1 — Elasticsearch 9.5.1

- Date: 2026-08-11
- Version: v9.5.1
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v9.5.1
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v9.5.1

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/docs/release-notes/elasticsearch#elasticsearch-9.5.1-release-notes

### v9.4.5 — Elasticsearch 9.4.5

- Date: 2026-08-11
- Version: v9.4.5
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v9.4.5
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v9.4.5

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/docs/release-notes/elasticsearch#elasticsearch-9.4.5-release-notes

### v9.5.0 — Elasticsearch 9.5.0

- Date: 2026-08-04
- Version: v9.5.0
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v9.5.0
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v9.5.0

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/docs/release-notes/elasticsearch#elasticsearch-9.5.0-release-notes

### v8.19.19 — Elasticsearch 8.19.19

- Date: 2026-07-21
- Version: v8.19.19
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v8.19.19
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v8.19.19

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/guide/en/elasticsearch/reference/8.19/release-notes-8.19.19.html

### v9.3.8 — Elasticsearch 9.3.8

- Date: 2026-07-21
- Version: v9.3.8
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v9.3.8
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v9.3.8

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/docs/release-notes/elasticsearch#elasticsearch-9.3.8-release-notes

### v9.4.4 — Elasticsearch 9.4.4

- Date: 2026-07-21
- Version: v9.4.4
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v9.4.4
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v9.4.4

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/docs/release-notes/elasticsearch#elasticsearch-9.4.4-release-notes

### v9.3.7 — Elasticsearch 9.3.7

- Date: 2026-06-30
- Version: v9.3.7
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v9.3.7
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v9.3.7

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/docs/release-notes/elasticsearch#elasticsearch-9.3.7-release-notes

### v8.19.18 — Elasticsearch 8.19.18

- Date: 2026-06-30
- Version: v8.19.18
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v8.19.18
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v8.19.18

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/guide/en/elasticsearch/reference/8.19/release-notes-8.19.18.html

### v9.4.3 — Elasticsearch 9.4.3

- Date: 2026-06-30
- Version: v9.4.3
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v9.4.3
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v9.4.3

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/docs/release-notes/elasticsearch#elasticsearch-9.4.3-release-notes

### v9.3.6 — Elasticsearch 9.3.6

- Date: 2026-06-23
- Version: v9.3.6
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v9.3.6
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v9.3.6

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/docs/release-notes/elasticsearch#elasticsearch-9.3.6-release-notes

### v8.19.17 — Elasticsearch 8.19.17

- Date: 2026-06-23
- Version: v8.19.17
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v8.19.17
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v8.19.17

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/guide/en/elasticsearch/reference/8.19/release-notes-8.19.17.html

### v9.4.2 — Elasticsearch 9.4.2

- Date: 2026-05-28
- Version: v9.4.2
- Original notes: https://github.com/elastic/elasticsearch/releases/tag/v9.4.2
- Permalink: https://whatsnew.fyi/product/elasticsearch/releases/v9.4.2

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/docs/release-notes/elasticsearch#elasticsearch-9.4.2-release-notes