0340 GMT June 28 2017
Five women, five children and a man in a vehicle were killed in Logar province on Friday.
"All were members of one family," Mohammad Halim Fedayee, the provincial governor said, adding, "They were going to attend a wedding ceremony."
One woman and two men were also wounded in the blast.
Also on Friday, in Kapisa province, five Afghan policemen were killed in fighting with the Taliban militants.
The Taliban attacked a police checkpoint in the early morning hours, according to Qais Qaderi, the spokesman for the provincial governor, who added that the attack was launched in Tagab district.
He said ten of the Taliban militants taking part in the attack were killed by Afghan forces.
Two Taliban commanders were among those killed by Afghan forces.
In Nangarhar province, in a so-called green-on-blue insider attack, a policeman turned his rifle on his sleeping colleagues at an outpost during the night, killing five of them in the district of Ghanikhil.
After the shooting, the attacker gathered all the victims' firearms and fled the scene, said the district governor, Abdul Wahab Momand.
Elsewhere in Parwan province, another roadside bomb targeted a US militarily convoy. The blast disabled an armored vehicle but caused no injuries.
There has been no claim of responsibility for the attacks on Friday.