They are currently on 12.2, now EoL.

I don't know if updating to 12.4 would be a breaking change.

FreeBSD 12 will be EoL on December 31, 2023, so upgrading to 13 is something we might want to do soon anyway.

https://www.freebsd.org/releases/
https://www.freebsd.org/security/#sup