No. (Except for the very minor risks that always come with it.) I know in Germany the recommendation for the MMR vaccine is to just give it to all adults that

No. (Except for the very minor risks that always come with it.) I know in Germany the recommendation for the MMR vaccine is to just give it to all adults that aren't sure if they got it as a child (for all adults born after 1970, because they assume all born before almost certainly had the disease).