The Afghan squad team will play ODI matches against England and Pakistan ahead of the World Cup.
CSK had made a steady start but Mumbai bounced back in the middle overs.
Scotland made 325 for seven from their 50 overs with Calum MacLeod hitting 100 and captain Kyle Coetzer supporting him with 79.
Mainstream political parties said the Afghan government is not willing to implement the peace Jirga demands.
The attack came two days after four vessels, including two Saudi oil tankers, were sabotaged off the coast of the United Arab Emirates.