84-year-old Shukla yesterday underwent an operation in Jagdalpur hospital for removal of three bullets he had received in the attack.
"An Air ambulance of Medanta Hospital airlifted Shukla around 5:30 AM. His condition was stable," Vikasvijay Bajaj, media coordinator, Chhattisgarh Congress said in Raipur.
Congress sources said in Delhi that he has been admitted to Medanta Hospital.
Heavily-armed Maoists ambushed a convoy of Congress leaders in Chattisgarh's Bastar district yesterday killing 27 people including senior Congress leader Mahendra Karma, and injuring Shukla and 31 others.