German police have confirmed at least three people are dead and dozens injured around the Kiepenkerl statue in Munster's old town.

Citizens have been advised to avoid the area.

According to local media, a small truck drove into a seated group of people and there are unconfirmed reports that the driver might among the dead.

Several news agencies are quoting Munster police as saying "the driver has killed himself".

AFP news agency are reporting six of the dozens of injured are in critical condition.

According to the Spiegel, German authorities are "assuming" the incident was an attack.

Rescue helicopters have been sent to the surrounding area, with the injured being taken to hospitals or cared for in a designated zone.

Germany's RP has quoted Germany police saying they are "mourning for the victims and the injured".

"Fortunately so far we were always able to prevent attacks in advance, this time that hasn't happened," they are quoted saying.

Munster Police tweeted an appeal not to spread "rumours and misinformation".