Both the Taliban and Islamic State had claimed responsibility for earlier Kabul bombings in 2017, although the former issued a statement denying responsibility for the attack.
Baik Taliban maupun Islamic State menyatakan bahwa mereka bertanggung jawab atas pengeboman awal tahun 2017, meskipun kabar sebelumnya menyatakan menolak tanggung jawab atas serangan ini.