The blast occurred in Qala-e-shada locality after a suicide bomber detonated a car bomb in western Kabul on Monday.
As per reports, Mohammad Mohaqiq's residence, who is deputy to Chief Executive Abdullah Abdullah was the target.
12 killed in Kabul's car bomb explosion
Western Kabul, the hotbed for such attacks?
The attack which took place in western Kabul city, is the home to several prominent political leaders, such as Hazara leader Mohammad Mohaqiq.
The place has been under scrutiny as it has been the scene of several attacks which includes suicide attack that killed prominent Shiite Muslim cleric Ramazan Hussainzada last month.
No group including Taliban has claimed responsibility for the blast yet.
Kabul bombing: Repeated attacks?
It is not just today's car bomb explosion that rocked Kabul but the city has of late been witnessing such suicide bombings.
In June, a suicide bombing struck Kabul's diplomatic quarter which left over dozens dead.
What was worse, that the attack came during Ramzan, which is a holy time for the Muslims.
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