In 2015, Borisova missed the early part of the season due to an ankle injury. She returned to competition at the 2015 Pesaro World Cup. Borisova was member of the Group that competed at the inaugural 2015 European Games held in Baku, Azerbaijan where they won gold in Group All-around and 5 Ribbons. At the 2015 World Cup Budapest, Borisova with the Russian Group won gold in Group all-around, 5 Ribbons and bronze in 6 clubs/2 Hoops. At the 2015 World Cup series in Kazan, Borisova together with members of the Russian Group won the gold medal in Group all-around. In event finals, they also won gold in 5 ribbons and 6 clubs + 2 hoops. On September 9–13, Borisova together with other members of Russian Group ( Sofya Skomorokh, Daria Kleshcheva, Anastasia Maksimova, Anastasiia Tatareva and Maria Tolkacheva ) competed at the 2015 World Championships in Stuttgart where they won the Group all-around title. It had been eight years since the Russian Group last won the all-around title in 2007. In apparatus finals, Borisova was a member of the group that won silver in 5 Ribbons.