Emergency companies have been referred to as to a house on Parkleigh Drive in Kurunjang simply earlier than 8.30am following what police have described as an assault.
It's believed the assault was a stabbing.
Police have stated they aren't in search of anybody else in relation to the incident.
Ambulance Victoria has suggested the person is believed to be in a essential situation.
He's beneath police guard in hospital.
Police have stated the kid has minor accidents.
Anybody with data is urged to contact Crime Stoppers on 1800 333 000 or submit a report on-line at www.crimestoppersvic.com.au.