Was born in Izhevsk. In 2007, she graduated from the Alfred Schnittke Moscow State Music Institute (A. Belousova’s class), and then completed her post-graduate studies there. In 2009, she completed her apprenticeship program at Galina Vishnevskaya Opera Centre.
In 2015-16, a soloist at the Boris Pokrovsky Chamber Opera Theatre.
In 2016, Ksenia Muslanova was accepted into the opera company of the Stanislavsky and Nemirovich-Danchenko Music Theatre, where she performed, among others Liza (The Queen of Spades by Tchaikovsky), Barena (Jenůfa by Janáček), Dama di Lady Macbeth (Macbeth by Verdi), Javotte (Manon by Massenet).
Since 2018, she has been taking part in The Queen of Spades promenade opera project, since 2019 – a soloist with the Moscow opera house.