Village police found the 17-year-old with a serious stab wound after responding to a call at the Cortlandt Ridge Apartments on Van Cortlandt Avenue around 3:35 p.m.
The teen was taken to Westchester Medical Center in Valhalla, where he underwent surgery Saturday evening.
Police had no updates on his condition Sunday other than to say he survived the surgery.
Police did not release the victim's name but said he lives in the Cortlandt Ridge Apartments.
The Village of Ossining Police Department continues to investigate the incident and asks anyone with information to call the detective division at 914-941-5913.
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