Apache Flink 1.17 End of Life
Support dates and upgrade guidance — rebuilt from live data.
End of Life
Apache Flink 1.17 reached end of life on 1 Aug 2024. It no longer receives security fixes.
738 days without security patches
Recommended action: upgrade to Apache Flink 2.3. Support timeline
Official dates from the Apache Flink release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 23 Mar 2023 | — |
| End of life | 1 Aug 2024 | 2.0 years ago |
| Latest release | 1.17.2 · 27 Nov 2023 | final |
Where to go from 1.17
Recommended target: Apache Flink 2.3.
The newest actively supported branch is Apache Flink 2.3 (latest release 2.3.0).
Frequently asked questions
Is Apache Flink 1.17 still safe to use?
Apache Flink 1.17 reached end of life on 1 Aug 2024, 738 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Apache Flink 1.17?
Yes — the final release (1.17.2) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Apache Flink 1.17 to?
Upgrade to Apache Flink 2.3, the newest actively supported branch.