A man in his 20s is in critical condition following a stabbing incident at what is believed to be an Airbnb in Sydney’s west.

Emergency services responded to a unit on Patricia Street in Mays Hill, near Parramatta, shortly after midnight.

Another man of a similar age was discovered with an arm injury and was transported to the same hospital, where he is in stable condition.

According to police, the man sustained a life-threatening stab wound to his torso.