Amazon OpenSearch 2.11 · Version Status
Amazon OpenSearch 2.11 End of Life Date
Amazon OpenSearch 2.11 end-of-life date, support status, and CVE risk. Data reconciled from official vendor documentation and endoflife.date at every build; the source of each date is on the product page.
✓
Amazon OpenSearch 2.11 is actively supported. EOL date: November 7, 2027.
📅 Get reminded before Amazon OpenSearch 2.11 reaches EOL on November 7, 2027 — alerts 90, 30 & 7 days out.
✓ Alerts are on — confirmation is in your inbox.
EOL Date
Nov 7, 2027
423 days remaining
Latest Release
—
Standard release
Release Date
Nov 17, 2023
Amazon OpenSearch 2.11 series
Extended Support
Nov 7, 2028
Extended support
Lifecycle detail
Amazon OpenSearch 2.11 was released on November 17, 2023 and support is scheduled to end on November 7, 2027 — a planned supported lifespan of 4 years, longer than the 3 years and 1 month median for Amazon OpenSearch releases.
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 →
All Amazon OpenSearch Versions
| Version | Latest | EOL Date | Status |
|---|
| 1.0 |
— |
Nov 7, 2025 |
EOL |
| 1.1 |
— |
Nov 7, 2025 |
EOL |
| 1.2 |
— |
Nov 7, 2025 |
EOL |
| 1.3 |
— |
Nov 7, 2027 |
Active |
| 2.3 |
— |
Nov 7, 2025 |
EOL |
| 2.5 |
— |
Nov 7, 2025 |
EOL |
| 2.7 |
— |
Nov 7, 2025 |
EOL |
| 2.9 |
— |
Nov 7, 2025 |
EOL |
What does Amazon OpenSearch 2.11 end of life mean?
When Amazon OpenSearch 2.11 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 OpenSearch 2.11 past its EOL date creates a permanently growing attack surface that standard security tooling will not surface.
Migrate to Amazon OpenSearch 3.5 or implement compensating controls — network segmentation, enhanced monitoring, restricted access — while migration is underway.
Frequently Asked Questions
When does Amazon OpenSearch 2.11 reach end of life?
Amazon OpenSearch 2.11 reached end of life on November 7, 2027. That is 423 days remaining.
Is Amazon OpenSearch 2.11 still supported?
Yes, Amazon OpenSearch 2.11 is currently supported. The EOL date is November 7, 2027.
What should I upgrade to from Amazon OpenSearch 2.11?
The recommended upgrade from Amazon OpenSearch 2.11 is
Amazon OpenSearch 3.5 — the latest actively supported version. Check the
Amazon OpenSearch full timeline for all supported versions.
What are the security risks of running Amazon OpenSearch 2.11 past EOL?
When Amazon OpenSearch 2.11 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 OpenSearch should migrate immediately or implement compensating controls.