Leslie Carter, sister of singers Nick and Aaron Carter, has died at age 25.

No details are available on the cause of death for the aspiring singer and cast member of E!’s reality show, House of Carters (2006), but family members say she passed Tuesday in upstate New York, E! reports.

“Our family is grieving right now and it’s a private matter. We are deeply saddened for the loss of our beloved sister, daughter, and granddaughter, Leslie Carter,” the Carter family said in a statement. “We request the utmost privacy during this difficult time.”