Outbreak briefing

As of June 10, 2026, two active outbreaks are being monitored globally. The lead outbreak is the Ebola disease caused by Bundibugyo virus, affecting the Democratic Republic of the Congo and Uganda, with 534 confirmed cases, 1 probable case, and 93 deaths reported. The second lead outbreak is a Hantavirus outbreak linked to cruise ship travel, affecting multiple locations across 8 countries, with 11 confirmed cases, 2 probable cases, and 3 deaths reported.

The ongoing Ebola outbreak in the Democratic Republic of the Congo and Uganda, as well as the Hantavirus outbreak linked to cruise ship travel, are receiving close surveillance attention. Authorities and journalists should continue to monitor these outbreaks, particularly in the Democratic Republic of the Congo, Uganda, and the countries affected by the Hantavirus outbreak.