OPNsense

Deciso · current 26.7.6

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The current version of OPNsense is 26.7.6 (as of 09/10/2026). patchletter checks the official source daily and emails you new releases.

BSI security advisories

Advisories the German BSI (CERT-Bund) published for this product. Whether your version is affected is stated in the advisory itself.

All BSI advisories →

OPNsense at a glance

OPNsense is an open-source, FreeBSD-based firewall/router platform (from the Deciso ecosystem), popular in homelabs and SMBs. OPNsense ships regular releases plus plugins and security fixes; as a perimeter device, timely patching matters.

For admins updating is convenient through the firmware UI, but take a config backup first (OPNsense exports the configuration) and mind the order on HA pairs. Never expose the web management or VPN portal to the WAN unprotected. Plugins are tied to the core version and are the usual upgrade stumbling block — keep core and plugins in step. After updating, verify VPN tunnels and firewall rules. Track the version and its support status; subscribe to OPNsense advisories so security-relevant updates aren't missed.

Version history & changelog · as detected by patchletter

VersionChannelDateNotes
26.7.6STABLE09/10/2026Release notes →
26.7.5STABLE01/10/2026Release notes →
26.7.4STABLE16/09/2026Release notes →
26.7.3STABLE29/08/2026Release notes →
26.7.2STABLE13/08/2026Release notes →
26.7.1STABLE22/07/2026Release notes →
26.7STABLE14/07/2026Release notes →
26.1.11STABLE08/07/2026Release notes →

Frequently asked questions

What is the latest version of OPNsense?
OPNsense 26.7.6, released 09/10/2026. patchletter checks the vendor's official source daily for new releases.
Where can I find the OPNsense release notes?
The version history above links to the vendor's official release notes where the vendor publishes them. patchletter deliberately stores no vendor full texts.
How do I get notified about new OPNsense updates?
Tick OPNsense off in the catalogue and leave your address. From then on new versions go out by email — one at a time, or bundled in the daily or weekly digest.

An email as soon as a new OPNsense version ships

We reconcile the vendor source daily. When a new version appears, it lands in your inbox right away or bundled as a digest. The update email is free and ends with one click. Alerts about vulnerabilities and end of support are part of patchletter Pro.

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Also available: ?v=eol (end of support) and ?v=cve (actively exploited).

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