Police are appealing for witnesses following an assault outside the Lifeboat Inn in Maryport, on Saturday (15 August).
The incident occurred sometime between 10pm-11pm in the seated area directly outside of the pub.
A young woman was attacked by three women who reportedly engaged the victim in conversation before assaulting her, with the incident being captured on CCTV.
A Cumbria Police spokesman said: “All three suspects are described as being of large build with dark coloured hair, all wearing summer dresses. It is believed that two of the women are related.
“We would like to speak to anyone who witnessed this incident or to anyone who can identify the offenders.
“We would also like to appeal to those involved to contact us so we can speak with you.”
Anyone with information is asked to call PC 2592 on 101, or call Crimestoppers anonymously quoting log number 104Â of the 16th August.