The incident occurred when an improvised bomb planted at a road divider was detonated when the vehicle was passing by an area in Bagrami district at around mid-day, police spokesman Mubin Khan told reporters via a text massaging.

An investigation is underway and the affected people have been shifted to a nearby hospital, he said.

The blast also damaged several vehicles and nearby buildings.

No group has claimed responsibility for the attack yet.

Militants affiliated to the extremist Islamic State (IS) group have claimed responsibility for a number of bomb attacks in Afghanistan in recent months.

Afghanistan's Taliban-led administration has vowed to crack down on the outlaws and criminals to ensure law and order in the Asian country.