The first reports came in shortly before 2am on Monday that two cars were alight on Emilstorpsgatan in the outskirts of Malmö, according to a report in the local newspaper Sydsvenskan. A third car was damaged in the fires.
Emergency services were kept busy as a further report came in about 40 minutes later that a car was alight on Oxievångsvägen in the southern suburb of Oxie.
A further two cars were set alight on Agneslundsvägen and at 3am reports came in that three cars were burning on Jörgen Kocksgatan, just behind the central station.
A further two cars, all owned by a local car rental firm, were damaged in the fire.
Police have cordoned off the area and will conduct a forensic examination of the scene on Monday. CCTV pictures secured from a nearby restaurant will be examined for clues.
A tenth car was gutted by a fire in the early hours of Monday on Bronsyxegatan near Jägersro on the outskirts of the city.
The final report came in shortly after 9am on Monday that an eleventh vehicle was involved in a fire on Ramels väg in the Rosengård area of the city.
According to senior officers at Malmö police there is nothing that currently indicates that Sunday night’s fires were linked.