With her lawyer’s assistance, she has *already* violated her confidentiality agreement.
If I were Cain, I would release everything and deal with this a soon as possible. It’s not a question of if, but when the women in these charges will accept a payment greater than the confidentiality agreement, and to “sensationalize” the charges to boot in order to make it worthwile for the news cycle.
If there are no written records, than this thing can go bad in a hurry in a he said/she said, he did/she did scenario.