Outbreak briefing

As of June 11, 2026, two active outbreaks are being monitored globally. The lead outbreak is the Ebola disease caused by Bundibugyo virus, reported in the Democratic Republic of the Congo and Uganda, with 534 confirmed cases, 1 probable case, and 93 deaths. The other 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.

The ongoing Hantavirus outbreak linked to cruise ship travel warrants close surveillance, particularly in areas with reported cases. Authorities and journalists should continue to monitor the situation in multiple locations, including the countries affected by the outbreak.