A confirmed Ebola case has been identified in Bukavu, South Kivu province in eastern Democratic Republic of Congo, in territory controlled by the Rwanda-backed M23 militia. The patient arrived from Kisangani in Tshopo province, where no prior cases from the current outbreak have been reported, raising concerns about undetected spread. The M23 group, which has governed captured territory since February 2025, has no prior experience managing a serious epidemic response.