The blast occurred at around 6.40 a.m., when a Toyota Corolla exploded in the city's Police District 3, Interior Ministry spokesman Najib Danish told CNN.
In a statement to local media, the Taliban claimed responsibility for the attack.
The group was targeting a bus carrying Afghan intelligence staff, Taliban spokesman Zabiullah Mujahid said.
The explosion took place near the residence of Mohammad Mohaqiq, second deputy of Chief Executive Abdullah Abdullah, the ministry added.
Afghanistan's Chief Executive, Abdullah Abdullah, "strongly condemned" the attack.
"I strongly condemn the terrorist attack on civil servants in Kabul today," he tweeted.
According to Tolo News, three vehicles and 15 shops were also damaged in the attack.
(This story has not been edited by Social News XYZ staff and is auto-generated from a syndicated feed.)
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Doraiah Chowdary Vundavally is a Software engineer at VTech . He is the news editor of SocialNews.XYZ and Freelance writer-contributes Telugu and English Columns on Films, Politics, and Gossips. He is the primary contributor for South Cinema Section of SocialNews.XYZ. His mission is to help to develop SocialNews.XYZ into a News website that has no bias or judgement towards any.