Kubura became the ABiH 3rd Corps 7th Muslim Mountain Brigade Chief of Staff on 1 January 1993 and in July that year was appointed commander of that brigade.
Kubura a devenit Comandantul Statului Major al celei de-a 7-a Brigăzi Montane Musulmane a Corpului 3 al ABiH la 1 ianuarie 1993, iar în luna iulie a aceluiaşi an a fost numit comandant al respectivei brigăzi.