The assault happened between 12.30am and 1am on Friday, September 5 on the footbridge which crosses the railway between York Hospital and Grosvenor Road.
A man exposed himself to the 29-year-old York woman as she crossed the bridge. He made suggestive comments then pushed her against a wall.
By engaging the suspect in conversation, the woman managed to get away from him without being physically injured.
The man is described as:
He spoke with a foreign accent and said he had been in the country for about a year.
Detective Sergeant Steve Wilson, of York CID, said: “Thankfully the woman was not injured as a result of this incident. However, she was left shaken by the experience.
“If you witnessed the assault or have any information which could identify the man responsible, I urge you to contact the police straight away.”
Anyone who can help with this enquiry should contact York CID on 101, select option 2 and ask for Steve Wilson. Alternatively, information can be emailed to [email protected].
Or you can call Crimestoppers anonymously on 0800 555111.
Please quote reference number 12140151835.