Hibernate ORM 5.5 End of Life
Support dates and upgrade guidance — rebuilt from live data.
End of Life
Hibernate ORM 5.5 reached end of life on 16 Dec 2021. It no longer receives security fixes.
1,697 days without security patches
Recommended action: upgrade to Hibernate ORM 7.4. Support timeline
Official dates from the Hibernate ORM release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 1 Jun 2021 | — |
| End of life | 16 Dec 2021 | 4.6 years ago |
| Latest release | 5.5.9 · 16 Dec 2021 | final |
Where to go from 5.5
Recommended target: Hibernate ORM 7.4.
The newest actively supported branch is Hibernate ORM 7.4 (latest release 7.4.5).
Frequently asked questions
Is Hibernate ORM 5.5 still safe to use?
Hibernate ORM 5.5 reached end of life on 16 Dec 2021, 1,697 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Hibernate ORM 5.5?
Yes — the final release (5.5.9) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Hibernate ORM 5.5 to?
Upgrade to Hibernate ORM 7.4, the newest actively supported branch.