Mulesoft Runtime 4.x — End of Life
EOL soonMulesoft Runtime 4.x is partially supported: only 4.12, 4.11, 4.9-lts, 4.6-lts still receive security fixes, the longest-lived (4.9-lts) until Feb 29, 2028, in 493 days. The most recent release in this series is 4.12.1. No CVE is currently tracked for Mulesoft Runtime 4.x.
Mulesoft Runtime 4.x — All releases
| Version | Released | Active support | EOL date | Latest patch | Status | Alert me |
|---|---|---|---|---|---|---|
| 4.12 | Jun 30, 2026 | Nov 30, 2026 | Feb 28, 2027 | 4.12.1 | Active | |
| 4.11 | Feb 28, 2026 | Jul 31, 2026 | Oct 31, 2026 | 4.11.6 | EOL soon | |
| 4.10 | Oct 31, 2025 | Mar 31, 2026 | Jun 30, 2026 | 4.10.5 | EOL | |
| 4.9-ltsLTS | Feb 28, 2025 | Aug 31, 2027 | Feb 29, 2028 | 4.9.16 | Active | |
| 4.9 | Feb 28, 2025 | Nov 30, 2025 | Feb 28, 2026 | 4.9.16 | EOL | |
| 4.8 | Oct 31, 2024 | Mar 31, 2025 | Jun 30, 2025 | 4.8.6 | EOL | |
| 4.7 | Jun 30, 2024 | Oct 31, 2024 | Feb 28, 2025 | 4.7.4 | EOL | |
| 4.6-lts | Feb 29, 2024 | Aug 31, 2026 | Feb 28, 2027 | 4.6.22 | Active | |
| 4.6 | Feb 29, 2024 | Jun 30, 2024 | Oct 31, 2024 | 4.6.22 | EOL | |
| 4.5 | Oct 31, 2023 | Feb 29, 2024 | Jun 30, 2024 | 4.5.3 | EOL | |
| 4.4 | Sep 7, 2021 | Oct 8, 2024 | Oct 8, 2025 | 4.4.0-20250919 | EOL | |
| 4.3 | Apr 30, 2020 | Mar 7, 2023 | Mar 7, 2025 | 4.3.0-20240424 | EOL | |
| 4.2 | May 2, 2019 | May 2, 2021 | May 2, 2023 | 4.2.2-20221027 | EOL | |
| 4.1 | Mar 20, 2018 | Nov 2, 2020 | Nov 2, 2022 | 4.1.6-20240112 | EOL |
CVEs affecting Mulesoft Runtime 4.x (0)
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[](https://eolcanary.com/explore/mulesoft-runtime/4)Frequently asked questions
Is Mulesoft Runtime 4 end of life?
Partially. 10 of the 14 Mulesoft Runtime 4.x releases have reached end of life. Still supported: 4.12, 4.11, 4.9-lts, 4.6-lts (until February 29, 2028 at the latest).
What CVEs affect Mulesoft Runtime 4?
No CVEs are currently tracked for Mulesoft Runtime 4.x in the NVD data we monitor.
What is the latest Mulesoft Runtime 4 version?
The latest Mulesoft Runtime 4.x patch release is 4.12.1, released on July 15, 2026. Always run the latest patch to benefit from all security fixes.
When was Mulesoft Runtime 4 first released?
Mulesoft Runtime 4.1 was released on March 20, 2018. See the full version timeline in the table above.
Is it safe to run Mulesoft Runtime 4 in production?
Only on a supported release (4.12, 4.11, 4.9-lts, 4.6-lts). Support for Mulesoft Runtime 4.9-lts ends on February 29, 2028. Make sure you run the latest patch (4.12.1) to have all security fixes applied.
Data sourced from endoflife.date · CVE data from NVD · EPSS from FIRST.org · KEV from CISA