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Bundibugyo virus outbreak surges in DRC and Uganda

ScienceDaily reports that a rare Ebola relative has caused hundreds of cases in Central Africa.

The short version

  • A growing outbreak of the rare Bundibugyo virus in the Democratic Republic of Congo and Uganda has exceeded previous outbreaks in scale.[ScienceDaily]
  • As of June 11, 2026, the WHO recorded 695 confirmed cases and 138 confirmed deaths from the virus.[ScienceDaily]
  • Containment efforts face significant challenges due to early symptom overlap with malaria and testing delays caused by limited regional laboratory capacity.[ScienceDaily]
  • No licensed vaccine or therapeutic exists specifically for Bundibugyo virus.[ScienceDaily]

Key facts

  • As of June 11, 2026, the WHO recorded 695 confirmed cases and 138 confirmed deaths from the Bundibugyo virus in the DRC and Uganda.[ScienceDaily]
  • The 2026 outbreak surpasses previous recognized outbreaks in Uganda in 2007 and the DRC in 2012.[ScienceDaily]
  • Bundibugyo symptoms overlap with malaria and typhoid fever, requiring laboratory testing to confirm diagnosis.[ScienceDaily]
  • No licensed vaccine or therapeutic targeted specifically to Bundibugyo currently exists.[ScienceDaily]

What remains uncertain

  • The full extent of infection remains uncertain due to testing delays of days or weeks caused by limited regional laboratory infrastructure.[ScienceDaily]

Sources

Outlet counts describe coverage, not independent confirmation. Reports may share a wire service or original source.