Postfix 3.x — End of Life
ActivePostfix 3.x is partially supported: only 3.11, 3.10, 3.9, 3.8 still receive security fixes. The most recent release in this series is 3.11.7. No CVE is currently tracked for Postfix 3.x.
Postfix 3.x — All releases
| Version | Released | Active support | EOL date | Latest patch | Status | Alert me |
|---|---|---|---|---|---|---|
| 3.11 | Mar 6, 2026 | — | No | 3.11.7 | Active | |
| 3.10 | Feb 16, 2025 | — | No | 3.10.14 | Active | |
| 3.9 | Mar 6, 2024 | — | No | 3.9.15 | Active | |
| 3.8 | Apr 17, 2023 | — | No | 3.8.21 | Active | |
| 3.7 | Feb 6, 2022 | — | Mar 6, 2026 | 3.7.23 | EOL | |
| 3.6 | Apr 29, 2021 | — | Feb 16, 2025 | 3.6.21 | EOL | |
| 3.5 | Mar 15, 2020 | — | Mar 6, 2024 | 3.5.28 | EOL | |
| 3.4 | Feb 27, 2019 | — | Apr 17, 2023 | 3.4.29 | EOL | |
| 3.3 | Feb 22, 2018 | — | Feb 5, 2022 | 3.3.22 | EOL | |
| 3.2 | Feb 28, 2017 | — | Apr 29, 2021 | 3.2.22 | EOL | |
| 3.1 | Feb 24, 2016 | — | Mar 15, 2020 | 3.1.15 | EOL | |
| 3.0 | Feb 8, 2015 | — | Feb 27, 2019 | 3.0.15 | EOL |
CVEs affecting Postfix 3.x (0)
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[](https://eolcanary.com/explore/postfix/3)Frequently asked questions
Is Postfix 3 end of life?
Partially. 8 of the 12 Postfix 3.x releases have reached end of life. Still supported: 3.11, 3.10, 3.9, 3.8.
What CVEs affect Postfix 3?
No CVEs are currently tracked for Postfix 3.x in the NVD data we monitor.
What is the latest Postfix 3 version?
The latest Postfix 3.x patch release is 3.11.7, released on September 8, 2026. Always run the latest patch to benefit from all security fixes.
When was Postfix 3 first released?
Postfix 3.0 was released on February 8, 2015. See the full version timeline in the table above.
Is it safe to run Postfix 3 in production?
Only on a supported release (3.11, 3.10, 3.9, 3.8). Make sure you run the latest patch (3.11.7) to have all security fixes applied.
Data sourced from endoflife.date · CVE data from NVD · EPSS from FIRST.org · KEV from CISA