At around 6.30pm on Saturday, April 30 a man in his forties was found on a driveway on The Butts with head and spinal injuries. It is currently unknown how the injuries occurred.
The ambulance service attended the scene and the man was taken to hospital.
Investigating officers would like to speak to anyone who may have been in the area at the time and who may have any information.
Please call Warwickshire Police on 101 quoting incident 157 of May 3.