Police responded outside an apartment building at 1004 Monroe Street in the village around 3:45 Wednesday morning.
They say 20 year old Melissa Phillips stabbed a 26 year old man several times with a knife.
He was taken to Wilson hospital with severe wounds on the side of his body.
Police will not release the man's name or his relationship with Phillips.
Phillips is from Endicott.
She's charged with 2nd degree attempted murder, and is in the Broome County Jail without bail.