There is great doubt of there being a cure for the undead curse. I managed to rid myself of it, but due to extraordinary circumstances that cannot be replicated and I am not even certain th. It is as I discussed with Mia the other day: even though a cure may be unlikely for you and Solona, perhaps this place can shed some light on alternatives. At the very least, as time does not appear to pass here... who knows? We get what we get.