The Government website states: "The Chief Medical Officer has advised that over-70s and vulnerable travellers with pre-existing health conditions should not travel on cruise ships. Travellers with existing cruise travel plans should speak to their operator, transport and accommodation provider for further advice".
I have to say, this is meaningless when it comes to travel insurance. FCO travel advice is what counts, and that is currently:
"The FCO is currently advising:
against all travel to Hubei Province, in China
against all but essential travel to the