A group of gunmen--reportedly three in total--entered the Kabul University on Monday morning, sources said.

Sources said the gunfight near the Kabul University happened when Afghan and Iranian officials were inaugurating a book exhibition at the university. 

According to sources, six people were wounded. 

Many students left the compound sharply after they were informed about the gunmen, a student said. 

Police said security forces were deployed to the attack scene. 

No group has so far claimed responsibility for the attack.

11:15 am

Interior Ministry confirms gunfight near Kabul University and says police have been sent to the area.

Kabul University students leaving the compound following the attack.

11:37 am

Sources said the attack on Kabul University happened when Afghan and Iranian officials were inaugurating a book exhibition at the university.

12:09 pm 

Interior Affairs Ministry's spokesman Tariq Arian confirmed that a group of gunmen have entered the Kabul University compound. He added that security forces have arrived at the scene.

12:27 pm

TOLOnews reporter Tamim Hamid says sporadic gunfight is heard from Kabul University where a group of gunmen have entered. A large number of students and lecturers have left the compound, according to eyewitnesses.

12:33 pm

Security forces blocked the roads leading to Kabul University following gunmen attack.

12:37 pm

Six people were wounded in gunmen attack on Kabul University, Public Health Ministry said.

12:55 pm 

A convoy of armored vehicles apparently belonged to foreign forces is heading to Kabul University after gunmen attack.

1:11 pm 

Afghan special forces recused a Kabul University student who was wounded in gunmen attack on the university.

TOLOnews reporter Tamim Hamid says that according to a survivor, the attackers entered a classroom at Kabul University and opened fire on students in which "many of them were either killed or wounded."

1:33 pm 

A Kabul University student says some students and lecturers are still inside the compound following gunmen attack

2:09 pm 

TOLOnews reporter Tamim Hamid says sporadic gunfight is still heard from the Kabul University's compound. Sources said six people have been wounded in the attack.

2:12 pm 

President Ghani condemns “terrorist attack” on Kabul University and says “terrorists” are attacking academic centers after they were “defeated in Helmand.”

2:27 pm 

Abdullah Abdullah, head of the reconciliation council, condemns attack on Kabul University and calls it “a heinous crime” and says “students have the right to study in peace and security.”

2:40 pm 

NATO Senior Civilian Representative Stefano Pontecorvo condemns Kabul University attack and says this is the second attack on educational institutions in Kabul in 10 days and that “Afghan children and youth need to feel safe going to school.”

3:49 pm

Sources said at least 20 people were killed and over 40 more were wounded in Kabul University attack.

Officials have not commented on the casualties.

4:20 pm

EU mission in Afghanistan condemns Kabul University attack and says it “is an atrocious act and breach of humanitarian law.

Gunfight at Kabul University continues five hours after a group of attackers entered the university compound.