CakePHP 3.1 End of Life
Support dates and upgrade guidance — rebuilt from live data.
End of Life
CakePHP 3.1 reached end of life on 13 Feb 2017. It no longer receives security fixes.
3,464 days without security patches
Recommended action: upgrade to CakePHP 5.4. Check your versionphp bin/cake.php version
Support timeline
Official dates from the CakePHP release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 19 Sept 2015 | — |
| End of life | 13 Feb 2017 | 9.5 years ago |
| Active support ended | 16 Jan 2016 | security fixes only after this |
| Latest release | 3.1.14 · 25 Nov 2016 | final |
Where to go from 3.1
Recommended target: CakePHP 5.4.
The newest actively supported branch is CakePHP 5.4 (latest release 5.4.1).
Frequently asked questions
Is CakePHP 3.1 still safe to use?
CakePHP 3.1 reached end of life on 13 Feb 2017, 3,464 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download CakePHP 3.1?
Yes — the final release (3.1.14) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade CakePHP 3.1 to?
Upgrade to CakePHP 5.4, the newest actively supported branch.
All CakePHP versions
5.4 supported 5.3 supported 5.2 supported 4.6 supported 5.1 EOL 2026 4.5 supported 5.0 EOL 2026 4.4 supported 4.3 supported 3.10 EOL 2022 4.2 EOL 2023 4.1 EOL 3.9 EOL 4.0 EOL 3.8 EOL 3.7 EOL 3.6 EOL 3.5 EOL 2.10 EOL 2021 3.4 EOL 2.9 EOL 3.3 EOL 2.8 EOL 3.2 EOL 3.1 EOL 2017 2.7 EOL 3.0 EOL 2.6 EOL 2.5 EOL 2.4 EOL 2.3 EOL 2.2 EOL 2.1 EOL 2.0 EOL 1.3 EOL 2015