Public Health
The DRC and Uganda outbreak — the first PHEIC for the Bundibugyo strain and the second-largest Ebola event on record — is growing faster than any prior outbreak; no approved vaccine or treatment exists for this viral species.
James Carter, Public Health Desk · 3 min read
The World Health Organization declared a Public Health Emergency of International Concern on May 17, 2026, as a rapidly expanding outbreak of Ebola disease caused by the Bundibugyo virus tore through the Democratic Republic of the Congo and spilled into neighboring Uganda. As of June 21, 2026, the DRC Ministry of Health had recorded 1,003 confirmed cases and 254 confirmed deaths in the country. Uganda had reported 20 confirmed cases and 2 confirmed deaths as of June 22, 2026, according to WHO Disease Outbreak News report 2026-DON607.
The totals place this event second only to the 2014–2016 West African epidemic — which killed more than 11,300 people across Guinea, Sierra Leone, and Liberia — in the history of Ebola outbreaks. But the trajectory of the current outbreak is, by one critical measure, worse than any predecessor: CDC and WHO have noted that case accrual has been faster for this outbreak than for any prior Ebola event on record.
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