Apache Solr 5 End of Life
Support dates and upgrade guidance — rebuilt from live data.
End of Life
Apache Solr 5 reached end of life on 24 Oct 2017. It no longer receives security fixes.
3,211 days without security patches
Recommended action: upgrade to Apache Solr 10. Check your versionbin/solr version
Support timeline
Official dates from the Apache Solr release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 19 Feb 2015 | — |
| End of life | 24 Oct 2017 | 8.8 years ago |
| Latest release | 5.5.5 · 23 Oct 2017 | final |
Where to go from 5
Recommended target: Apache Solr 10.
The newest actively supported branch is Apache Solr 10 (latest release 10.0.0).
Frequently asked questions
Is Apache Solr 5 still safe to use?
Apache Solr 5 reached end of life on 24 Oct 2017, 3,211 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Apache Solr 5?
Yes — the final release (5.5.5) 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 Solr 5 to?
Upgrade to Apache Solr 10, the newest actively supported branch.