Security expert Ken Munro has run a series of penetration tests on sex toys and dolls for children. The sex toys allow users to try out different functions via an app, but they also allow owners to contact another user only to give him the commands of the toy from afar. Munro also tested a popular dolly, My Friend Cayla, created by the Vivid Toy Group, which is able to interact with a mobile app so to talk with it like a real friend”]
Source: https://securityaffairs.co/wordpress/32950/hacking/hacking-sex-toys-dolls.html