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Postfix: versions and end of support

Release branches of Postfix with the latest version and the end of support.

We are loading the vulnerabilities of Postfix from the NVD. Until then this page shows versions and end of support only.

Release branches

Postfix 3.9

Supported

Latest version: 3.9.15, released on 08/09/2026

End of support: no date known

Postfix 3.8

Supported

Latest version: 3.8.21, released on 08/09/2026

End of support: no date known

Postfix 3.7

End of support reached

Latest version: 3.7.23, released on 08/09/2026

End of support: 06/03/2026

Postfix 3.6

End of support reached

Latest version: 3.6.21, released on 08/09/2026

End of support: 16/02/2025

Postfix 3.5

End of support reached

Latest version: 3.5.28, released on 08/09/2026

End of support: 06/03/2024

Postfix 3.11

Supported

Latest version: 3.11.7, released on 08/09/2026

End of support: no date known

Postfix 3.10

Supported

Latest version: 3.10.14, released on 08/09/2026

End of support: no date known

Postfix 3.4

End of support reached

Latest version: 3.4.29, released on 19/04/2023

End of support: 17/04/2023

Postfix 3.3

End of support reached

Latest version: 3.3.22, released on 06/02/2022

End of support: 05/02/2022

Postfix 3.2

End of support reached

Latest version: 3.2.22, released on 12/04/2021

End of support: 29/04/2021

Postfix 3.1

End of support reached

Latest version: 3.1.15, released on 03/02/2020

End of support: 15/03/2020

Postfix 3.0

End of support reached

Latest version: 3.0.15, released on 26/02/2019

End of support: 27/02/2019

Postfix 2.11

End of support reached

Latest version: 2.11.11, released on 28/01/2018

End of support: 21/02/2018

Postfix 2.10

End of support reached

Latest version: 2.10.10, released on 15/05/2016

End of support: 28/02/2017

Postfix 2.9

End of support reached

Latest version: 2.9.15, released on 10/10/2015

End of support: 24/02/2016

Postfix 2.8

End of support reached

Latest version: 2.8.20, released on 08/02/2015

End of support: 08/02/2015

Postfix 2.6

End of support reached

Latest version: 2.6.19, released on 04/02/2013

End of support: 11/02/2013

Postfix 2.5

End of support reached

Latest version: 2.5.17, released on 06/02/2012

End of support: 06/02/2012

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