Police and ambulance were called to Willowfield Road in Eastbourne following reports of a fight involving around five men in the early hours of this morning.
When officers arrived at 3.55am they found a 26-year-old man sitting on a wall with facial injuries. He was taken to the Eastbourne District General Hospital where he was treated for cuts and bruises.
PC Joe Wilding from East Sussex Neighbourhood Team said: “Enquiries are continuing today as it is not yet known what led up this nasty attack.
“I would urge anyone who heard or saw any suspicious activity and have not contacted police to please do so.
“You can call 101 quoting serial 95 of 23/4 or leave an anonymous message with the independent charity Crimestoppers on 0800 111 555.”