Two women have been arrested on suspicion of affray after police were called to reports of a fight in Barking.
Officers and paramedics found a women with a stab wound and slash marks on her arms in London Road at 3.50am on Sunday, June 27.
A 32-year-old man was also found with injuries.
A Met Police spokesperson said: "Both were taken to a hospital in east London where their injuries were deemed to be non-life-threatening and non-life-changing."
On their release from hospital, the woman, who is also aged 32, was arrested on suspicion of affray.
A 33-year-old woman also went to hospital and was arrested on suspicion of affray after being discharged.
The police spokesperson said her injuries were neither life-threatening nor life-changing.
Both the women who were arrested have been released under investigation pending further CCTV and witness enquiries.
Anyone with information is asked to call the police on 101.
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