Amazon MSK End of Life (EOL) Dates and End of Support (EOS) Dates
14 Amazon MSK versions have reached End of Life (EOL) and End of Support (EOS), including Amazon MSK 3.7 (EOL date: Sep 01, 2026) — no longer receiving security updates or patches. Amazon MSK 4.2.x is the current supported release — 5 versions in active support. Also see Amazon CDK EOSL dates for related end-of-life information.
Currently Supported Amazon MSK Releases - Active EOS/EOSL Support (5)
| Release | Released | Support | Latest |
|---|---|---|---|
| 4.2 | (2 months ago) | Active | 4.2.x (2 months ago) |
| 4.1 | (11 months ago) | Active | 4.1.x (11 months ago) |
| 4.0 | (1 year and 4 months ago) | Active | 4.0.x (1 year and 4 months ago) |
| 3.9 | (1 year and 5 months ago) | Active | 3.9.x (1 year and 5 months ago) |
| 3.8 | (1 year and 7 months ago) | Active | 3.8.x (1 year and 7 months ago) |
Amazon MSK End of Life (EOL) Releases - No Longer Supported (14)
| Release | Released | Support | Latest |
|---|---|---|---|
| 3.7 | (2 years and 4 months ago) | (1 month and 1 week ago) | 3.7.x (2 years and 4 months ago) |
| 3.6 | (2 years and 10 months ago) | (4 months ago) | 3.6.0 (2 years and 10 months ago) |
| 3.5 | (3 years ago) | (11 months ago) | 3.5.1 (3 years ago) |
| 3.4 | (3 years and 5 months ago) | (1 year and 2 months ago) | 3.4.0 (3 years and 5 months ago) |
| 3.3 | (3 years and 11 months ago) | (2 years ago) | 3.3.2 (3 years and 7 months ago) |
| 3.1 | (4 years and 3 months ago) | (2 years ago) | 3.1.1 (4 years and 3 months ago) |
| 3.2 | (4 years and 3 months ago) | (2 years ago) | 3.2.0 (4 years and 3 months ago) |
| 2.8 | (5 years and 4 months ago) | (1 year and 8 months ago) | 2.8.2-tiered (3 years and 11 months ago) |
| 2.7 | (5 years and 9 months ago) | (2 years ago) | 2.7.2 (4 years and 9 months ago) |
| 2.6 | (5 years and 11 months ago) | (2 years ago) | 2.6.3 (4 years and 9 months ago) |
| 2.5 | (6 years ago) | (2 years and 4 months ago) | 2.5.1 (6 years ago) |
| 2.3 | (6 years and 9 months ago) | (2 years and 4 months ago) | 2.3.1 (6 years and 9 months ago) |
| 2.4 | (6 years and 9 months ago) | (2 years and 4 months ago) | 2.4.1.1 (6 years ago) |
| 2.2 | (7 years and 2 months ago) | (2 years and 4 months ago) | 2.2.1 (7 years and 2 months ago) |
Amazon MSK End of Life & Support Summary
Which Amazon MSK Versions Are Currently Supported?
Amazon MSK currently has 5 supported releases. Amazon MSK 4.2.x is the latest. Amazon MSK 4.1. Also see Amazon EKS lifecycle dates for related end-of-life information.
Amazon MSK End of Life (EOL) Version History
14 Amazon MSK releases have reached End of Life (EOL) and End of Support (EOS) — no longer receiving updates or patches. Amazon MSK 3.7 reached EOL on Sep 01, 2026. Amazon MSK 4.2.x is the recommended upgrade for users still on End of Life versions.