Police were called at 4.30am on Sunday, 24 November to reports of an injured male at Kingsbridge Avenue, Ealing
Officers attended. At the scene two males had suffered stab injuries.
Both males were taken by London Ambulance Service to a west London hospital. Police await an update on their conditions.
One male, no further details, was arrested on suspicion of grievous bodily harm with intent.
He was taken to a west London police station where he remains at this time.
Anyone with information is asked to call police on 101 quoting 1491/24NOV, Tweet @MetCC or call Crimestoppers anonymously on 0800 555 111.