Mule Runtime 3.8 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Mule Runtime 3.8 reached end of life on 16 Nov 2021. It no longer receives security fixes.
Support timeline
Official dates from the Mule Runtime release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 16 May 2016 | — |
| End of life | 16 Nov 2021 | 4.7 years ago |
| Active support ended | 16 Nov 2018 | security fixes only after this |
| Latest release | 3.8.7 · 28 May 2018 | final |
Where to go from 3.8
Recommended target: Mule Runtime 4.12 (supported until 28 Feb 2027).
The newest actively supported branch is Mule Runtime 4.12 (latest release 4.12.1).
Frequently asked questions
Is Mule Runtime 3.8 still safe to use?
Mule Runtime 3.8 reached end of life on 16 Nov 2021, 1,727 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Mule Runtime 3.8?
Yes — the final release (3.8.7) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Mule Runtime 3.8 to?
Upgrade to Mule Runtime 4.12, the newest actively supported branch (supported until 28 Feb 2027).