One man was injured after a fight between two groups of Iraqi Kurds had taken place at a bar located on the Marie Louise boulevard in downtown Sofia on Wednesday evening.
The Iraqi migrant, who was admitted to hospital without risk for his life, had been stabbed with a knife, daily Sega informs.
According to witnesses, a group of three men entered the bar, attacked four of the refugees sitting inside and escaped.
There has been a heightened police presence in the area of the incident, with the perpetrators still not identified.
In September, three Syrian refugees were involved in a fight with knives, which started in front of the synagogue in downtown Sofia.
One of them was killed with a knife in front of a restaurant after being overpowered by the other two men.