On 16 May 2026, following laboratory confirmation of Bundibugyo virus disease (BVD), the WHO Director-General determined that the outbreak constituted a Public Health Emergency of International Concern (PHEIC) under the International Health Regulations (2005). As of 21 June 2026, the Democratic Republic of the Congo has reported 1,048 laboratory-confirmed cases and 267 confirmed deaths (case-fatality ratio approximately 25%) across 34 health zones spanning Ituri, North Kivu, and South Kivu, with 371 patients currently hospitalised in isolation at ETC and treatment facilities. Uganda has reported 20 laboratory-confirmed cases including 2 deaths.
The Epistorm center at Northeastern University, supported by the CDC CFA Insight Net program, is providing quantitative risk assessments and analytical outputs in response to this outbreak. This hub aggregates all reports and analyses produced and is updated as the situation evolves.