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WHO Declares Global Emergency as Rare Bundibugyo Ebola Spreads in Central Africa

The designation signals urgency because the Bundibugyo strain has reached cities and crossed borders while no licensed vaccine or targeted treatment exists.

A woman cries as Red Cross workers carry the coffin of a person who died of Ebola from a health center in Rwampara, Congo, Wednesday, May 20, 2026. (AP Photo/Moses Sawasawa)
A Congolese police officer stands guard at a burning Ebola treatment center in Rwampara, outside Bunia, Ituri province, Democratic Republic of Congo on May 21, 2026.
Medical staff carry an Ebola patient to a treatment center in Rwampara, Congo, Thursday, May 21, 2026. (AP Photo/Moses Sawasawa)
Red Cross workers walk in a formation as they disinfect Rwampara general hospital before handling the body of a person who died of Ebola, as aid agencies intensify efforts to contain a new Ebola outbreak involving the Bundibugyo strain, in Rwampara outside Bunia, Ituri province, Democratic Republic of Congo, May 21, 2026. REUTERS/Gradel Muyisa Mumbere/File Photo

Overview

  • WHO upgraded the outbreak to a Public Health Emergency of International Concern on Friday to accelerate international support and coordination.
  • Health authorities report several hundred suspected cases and well over 100 suspected deaths but warn those figures are likely substantial undercounts because testing and surveillance were delayed.
  • The outbreak is caused by the uncommon Bundibugyo ebolavirus, for which there is currently no licensed vaccine or approved strain‑specific therapy, slowing options for rapid protection and treatment.
  • Governments have tightened travel controls and screening, directing travellers from the affected region through Washington Dulles for enhanced checks and prompting at least one Air France flight to be diverted to Montreal after a Congolese passenger boarded in error.
  • Response efforts are growing but face major limits: ongoing armed conflict, mass displacement, weakened health services and rising community resistance have blocked access, interrupted contact tracing and led to violent incidents including the torching of a treatment site.