Proxmox Backup Server: versions and end of support
Release branches of Proxmox Backup Server with the latest version and the end of support.
We do not track a vulnerability database for Proxmox Backup Server, so this page shows versions and end of support only.
Release branches
Proxmox Backup Server 4
Latest version: 4.2.8, released on 02/10/2026
End of support: no date known
Proxmox Backup Server 3
Latest version: 3.4, released on 10/04/2025
End of support: 31/08/2026
Proxmox Backup Server 2
Latest version: 2.4.1, released on 28/03/2023
End of support: 31/07/2024
Proxmox Backup Server 1
Latest version: 1.1.10, released on 16/06/2021
End of support: 30/09/2022
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