A man in his 20s is being treated in hospital after he was stabbed in Clarence Road yesterday afternoon.
Police officers were called at 4.50pm after receiving reports of a male being attacked.
His condition is not thought to be life-threatening.
There have been no arrests and enquiries into the circumstances continue.
Anyone with information that could assist police is asked to call 101 ref CAD 6147.
Because of several unlicensed music events which were held nearby in Hackney Downs park and Cecilia Road, police implemented a Section 35 dispersal zone from 9.20pm last night until 11am this morning to cover the E5, E8 and N16 postcodes.
Under Section 35 of the Anti-social Behaviour, Crime and Policing Act 2014, the police can direct anyone to leave an area based on a suspicion the are engaged in anti-social behaviour.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here