More details about our security policy can be found in our documentation here https://docs.opnsense.org/security.html

OPNsense is a security platform which is released on regular intervals. In order to find the latest still supported version, please visit https://docs.opnsense.org/releases.html

For both the community and business edition only the last published major branches are supported in terms of security updates. Major versions will be released every 6 months using the following scheme:

XX.1 - January release Community XX.7 - July release Community XX.4 - April release Business XX.10 - October release Business

Where XX equals the year (e.g. 23 for 2023)

Please check https://docs.opnsense.org/security.html#reporting-an-incident