Sophos Firewall (SFOS) end of life: end of support by version
Sophos · Firewalls & Security
For Sophos Firewall (SFOS) by Sophos, patchletter knows 3 support cycles. 3 of them have already ended and receive no more security updates. The current version of Sophos Firewall (SFOS) is 22.0. The cycles come from the open endoflife.date project, last reconciled on 22/08/2026.
When does support end for which Sophos Firewall (SFOS) version?
A cycle is a maintained version line. Where a date is given, support ends on that day — after it the vendor ships no more security updates for that line.
| Cycle | Latest version | End of support | Status |
|---|---|---|---|
| 19.5 | – | 528 days ago | End of Life |
| 19.0 | – | 893 days ago | End of Life |
| 18.5 | – | 528 days ago | End of Life |
Which Sophos Firewall (SFOS) versions no longer receive security updates?
3 of 3 cycles have ended. If you run one of those lines, the vendor ships you no more patches — not even for critical flaws.
- Sophos Firewall (SFOS) 19.5
- Sophos Firewall (SFOS) 19.0
- Sophos Firewall (SFOS) 18.5
Where does the EOL data for Sophos Firewall (SFOS) come from?
From the open endoflife.date project, which collects vendors' official support commitments. patchletter reconciles the cycles daily; the Sophos Firewall (SFOS) data is as of 22/08/2026. In case of doubt the vendor's own lifecycle page applies — patchletter deliberately stores no vendor full texts.
New Sophos Firewall (SFOS) versions by email
Tick the product and patchletter reports new releases by email. The update email costs nothing, and one click stops it again. The warning 90, 30 and 7 days before support ends is part of patchletter Pro.