At a 2015 World Cup event in Pisa, Italy, Khersuriani finished ninth. She lost in the group stage and did not go further in the competition. One of her losses was to Hong Kong's Zhongwan Ping by a score of 15 - 7. At the 2015 IWAS World Championships in Eger, Hungary in August, she won a silver medal in the women’s sabre B. She lost to Ukraine's Tetiana Pozdniak by a score of 13-15 in the gold medal match. She made the final after beating Poland's Patrycja Hareza. After Hungary, she was ranked as the best wheelchair fencer in the world for the first time. In October 2015, she won gold at a World Cup in Paris in the Senior Women’s Sabre B event after beating Patrycja Hareza of Poland in the final by a score of 15 - 9. In making the finals, she beat wheelchair fencers from France, Greece, the United Kingdom, Poland and Ukraine. Unlike most competitors at the competition, she competed in all three wheelchair fencing disciplines: Sabre, Foil and Épée.