Amazon Elasticsearch 6.3 · Version Status
Amazon Elasticsearch 6.3 End of Life Date
Amazon Elasticsearch 6.3 end-of-life date, support status, and CVE risk. Data from endoflife.date and official vendor documentation.
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Amazon Elasticsearch 6.3 is past end of life. Standard support ended November 7, 2025. Patches continue until November 7, 2027 only under Extended support — if you are not covered by it, this version is unpatched today.
EOL Date
Nov 7, 2025
298 days past EOL
Latest Release
—
Standard release
Release Date
Aug 14, 2018
Amazon Elasticsearch 6.3 series
Extended Support
Nov 7, 2027
Extended support
Lifecycle detail
Amazon Elasticsearch 6.3 was released on August 14, 2018 and support ended on November 7, 2025 — a supported lifespan of 7 years and 3 months, in line with the 7 years and 3 months median for Amazon Elasticsearch releases. It has been without security patches for 10 months.
Attack Surface
10/30 Medium tier
CISA KEV Exposure
0/20 Not in KEV
Extended Support
0/10 Available
EOL Risk Score™ — proprietary methodology by endoflife.ai. Factors: EOL recency, attack surface breadth, CISA KEV catalog presence, extended support availability. Updated at every build.
Methodology → ·
View score card →
Extended Support
Extended Amazon Elasticsearch 6.3 support is available
Commercial vendors offer security patches beyond EOL. Compare your options.
Compare Options →
All Amazon Elasticsearch Versions
| Version | Latest | EOL Date | Status |
|---|
| 1.5 |
— |
Nov 7, 2025 |
EOL |
| 2.3 |
— |
Nov 7, 2025 |
EOL |
| 5.1 |
— |
Nov 7, 2025 |
EOL |
| 5.3 |
— |
Nov 7, 2025 |
EOL |
| 5.5 |
— |
Nov 7, 2025 |
EOL |
| 6.0 |
— |
Nov 7, 2025 |
EOL |
| 6.2 |
— |
Nov 7, 2025 |
EOL |
| 5.6 |
— |
Nov 7, 2025 |
EOL |
What does Amazon Elasticsearch 6.3 end of life mean?
When Amazon Elasticsearch 6.3 reaches end of life, the maintainers stop issuing security patches for this version. CVEs discovered after the EOL date are publicly disclosed on the National Vulnerability Database with no patch available. Exploit code frequently appears on GitHub within days of disclosure.
The CVE blind spot: Most vulnerability scanners check for known CVEs but do not flag the ongoing accumulation of unpatched vulnerabilities in EOL software versions. Running Amazon Elasticsearch 6.3 past its EOL date creates a permanently growing attack surface that standard security tooling will not surface.
Migrate to Amazon Elasticsearch 7.10 or implement compensating controls — network segmentation, enhanced monitoring, restricted access — while migration is underway.
Frequently Asked Questions
When does Amazon Elasticsearch 6.3 reach end of life?
Amazon Elasticsearch 6.3 reached end of life on November 7, 2025. This version is no longer receiving security patches.
Is Amazon Elasticsearch 6.3 still supported?
No. Amazon Elasticsearch 6.3 reached end of life on November 7, 2025 and is no longer receiving security patches.
What should I upgrade to from Amazon Elasticsearch 6.3?
The recommended upgrade from Amazon Elasticsearch 6.3 is
Amazon Elasticsearch 7.10 — the latest actively supported version. Check the
Amazon Elasticsearch full timeline for all supported versions.
What are the security risks of running Amazon Elasticsearch 6.3 past EOL?
When Amazon Elasticsearch 6.3 reaches end of life, the maintainers stop issuing security patches. Any CVEs disclosed after the EOL date accumulate with no remediation path. Most vulnerability scanners do not flag this — it is the CVE blind spot. Organizations running EOL Amazon Elasticsearch should migrate immediately or implement compensating controls.