A man in his thirties was stabbed on Friday night in Buckingham town centre.
The victim was found by a member of the public with stab wounds in Market Square.
He was taken to hospital with serious injuries.
Increased patrols from the police were put in place around Buckingham to reassure members of the public.
The police confirmed that they believe that the incident was isolated and have said that they 'do not believe there is a risk to the wider public'.
Thames Valley Police have asked anyone with any information about the attack to contact them.
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