The first instances of confirmed transmission of monkeypox virus (MPXV) clade I among close contacts of imported cases within the EU/EEA have been reported by Germany and Belgium. The European Centre for Disease Prevention and Control (ECDC) is in contact with national public health authorities in these countries regarding this recent development. The overall risk for the EU/EEA population remains low, as assessed in the rapid risk assessment published by ECDC on 16 August 2024.