This digest highlights the latest events and signals submitted to the BEACON platform—a global system for tracking and analyzing emerging biological threats. Stay informed with real-time updates from around the world, curated to help you monitor developments affecting human, animal, and environmental health.

Hantavirus, Russian Federation

Sun May 31st 2026      2 reports (1 new)

- 2026-05-31 - Cluster of five people with hemorrhagic fever with renal syndrome registered in Penza Oblast, Russia

Yellow fever, Colombia

Sun May 31st 2026      9 reports (1 new)

- 2026-05-31 - Colombia: Yellow fever outbreak surpasses 192 cases and 85 deaths, with ongoing traveler transmission in Tolima

Meningitis, Brazil

Sun May 31st 2026      1 report (1 new)

- 2026-05-31 - Request for Information (RFI): Mato Grosso, Brazil: Meningitis – 53 cases and eight deaths across 20 municipalities during seasonal peak

Bundibugyo virus disease, Democratic Republic of the Congo and Uganda

Sun May 31st 2026      18 reports (7 new)

- 2026-05-31 - 31 May 2026 – Bundibugyo virus disease outbreak: First suspected case outside Africa and Europe in Brazil

- 2026-05-30 - 30 May 2026 – Bundibugyo virus disease outbreak: Kenyan court halts opening of US facility; Gavi commits USD 50M to vaccines and response

- 2026-05-29 - 29 May 2026 – Bundibugyo virus disease outbreak: Uganda cases rise to nine; Kenya approves US quarantine facility; update on vaccines and therapeutics

- 2026-05-28 - 28 May 2026 – Bundibugyo virus disease outbreak: Conflict, hunger, and disease converge as travel bans spread across a dozen countries

- 2026-05-27 - 27 May 2026 – Bundibugyo virus disease outbreak: Over 1000 suspected cases, expanding travel bans, and a compounding hunger crisis

- 2026-05-26 - 26 May 2026 – Bundibugyo virus disease outbreak: Misinformation and conflict complicate response efforts

- 2026-05-25 - 25 May 2026 – Bundibugyo virus disease outbreak: Over 900 suspected cases in DRC; two new confirmed cases in healthcare workers in Uganda

Leishmaniasis/leishmaniosis, Costa Rica

Sun May 31st 2026      1 report (1 new)

- 2026-05-31 - First autochthonous Leishmania infantum cases confirmed in dogs, signalling established local transmission, Costa Rica

Rabies, Russian Federation

Sat May 30th 2026      1 report (1 new)

- 2026-05-30 - Three human rabies deaths in less than two months linked to domestic animal exposures and PEP non-adherence in Omsk Oblast, Russia

Foodborne illness, Tunisia

Sat May 30th 2026      2 reports (1 new)

- 2026-05-30 - Request for information (RFI): Acute poisoning incident in a single family in Sidi Bouzid, Tunisia; two deaths and seven hospitalizations

Mpox, Angola

Sat May 30th 2026      1 report (1 new)

- 2026-05-30 - Community transmission of mpox in Angola without travel history signals a critical epidemiological shift

Q fever, Republic of Moldova

Sat May 30th 2026      2 reports (1 new)

- 2026-05-30 - Human Q fever cases in Moldova increase to 12 across Chișinău and rural districts

Cholera, Republic of the Sudan

Fri May 29th 2026      12 reports (1 new)

- 2026-05-29 - Cholera outbreak in West Kordofan, Sudan, amid conflict-driven healthcare collapse

Foodborne illness, Spain

Fri May 29th 2026      1 report (1 new)

- 2026-05-29 - Request for information (RFI): Gastrointestinal illness cluster at a school in Asturias, Spain; 39 children affected, five hospitalized

African swine fever, Ukraine

Fri May 29th 2026      1 report (1 new)

- 2026-05-29 - African swine fever outbreak confirmed in Sofiivska District, Dnipropetrovsk Region, Ukraine

Salmonellosis, USA

Fri May 29th 2026      24 reports (1 new)

- 2026-05-29 - Salmonella cases in the US linked to moringa leaf powder dietary supplements increase to 119 with 32 hospitalizations; global distribution

Hantavirus, Panama

Thu May 28th 2026      1 report (1 new)

- 2026-05-28 - First hantavirus death of 2026 confirmed in Panama, involving an agricultural worker, unrelated to MV Hondius cruise ship outbreak

Bourbon virus infection, USA

Thu May 28th 2026      1 report (1 new)

- 2026-05-28 - First human case of Bourbon virus confirmed on Long Island, New York State, USA

Diphtheria, Czechia

Thu May 28th 2026      1 report (1 new)

- 2026-05-28 - First child death from diphtheria reported in Czechia since 1969

Chronic wasting disease, global

Thu May 28th 2026      1 report (1 new)

- 2026-05-28 - Chronic wasting disease prions shown to infect non-human primates and rodents in experimental study

Diphtheria, Australia

Thu May 28th 2026      4 reports (1 new)

- 2026-05-28 - Diphtheria declared Communicable Disease Incident of National Significance in Australia, with 230 cases reported across four jurisdictions

New World screwworm (Cochliomyia hominivorax), Americas

Thu May 28th 2026      29 reports (1 new)

- 2026-05-28 - Third human death from New World screwworm myiasis reported in Honduras amid increase in human cases in 2026 to 176

Measles, Bulgaria

Wed May 27th 2026      2 reports (1 new)

- 2026-05-27 - Measles cases in Bulgaria increase to 317, driven by vaccination gaps in northwestern regions

Hantavirus, Chile

Wed May 27th 2026      10 reports (1 new)

- 2026-05-27 - Two new hantavirus cases reported in Chile, in Ñuble and Los Lagos regions

Dengue, Tonga

Wed May 27th 2026      4 reports (1 new)

- 2026-05-27 - Dengue outbreak in Tonga; DENV-2 transmission ongoing with 66 confirmed cases; adolescents most affected

Cholera, Nigeria

Tue May 26th 2026      2 reports (1 new)

- 2026-05-26 - Cholera outbreak in Borno State, Nigeria, with 2715 suspected cases and 27 deaths in May 2026

Hantavirus, USA

Tue May 26th 2026      11 reports (1 new)

- 2026-05-26 - Second hantavirus case reported in Colorado, USA, unrelated to MV Hondius cruise ship outbreak

Norovirus, USA

Tue May 26th 2026      2 reports (1 new)

- 2026-05-26 - Request for information (RFI): Norovirus outbreak among Pacific Crest Trail hikers in California, USA. RFI on case numbers and source

Salmonellosis, Belgium

Tue May 26th 2026      1 report (1 new)

- 2026-05-26 - Salmonella Enteritidis outbreak linked to eggs in Belgium, with 236 cases; recalls extended to France, Luxembourg, and the Netherlands

Mpox, Hong Kong

Tue May 26th 2026      1 report (1 new)

- 2026-05-26 - Two mpox cases reported in Hong Kong, linked to a venue in Mong Kok, amid cross-boundary case notification

Hantavirus, international waters

Mon May 25th 2026      20 reports (1 new)

- 2026-05-25 - 25 May 2026 – MV Hondius Andes virus outbreak: New confirmed case in Spain, bringing the total to 13 cases with 3 deaths

Measles, Mexico

Mon May 25th 2026      16 reports (1 new)

- 2026-05-25 - Measles outbreak in Mexico exceeds 17 700 cumulative confirmed cases, with 41 deaths across all 32 states

Foodborne illness, India

Mon May 25th 2026      8 reports (1 new)

- 2026-05-25 - Request for information (RFI): Foodborne illness cluster linked to a funeral in Sundargarh, Odisha, India; four deaths and 22 hospitalized

Malaria, Antigua and Barbuda

Mon May 25th 2026      1 report (1 new)

- 2026-05-25 - Two imported malaria cases confirmed in Antigua and Barbuda; one fatal and no evidence of local transmission

Avian influenza, China

Mon May 25th 2026      9 reports (1 new)

- 2026-05-25 - Two sporadic human influenza A(H9N2) infections in children in Sichuan and Yunnan, China, linked to poultry exposure

Avian influenza, USA

Mon May 25th 2026      21 reports (1 new)

- 2026-05-25 - HPAI (H5N1): 13 dairy cattle herds in Idaho, USA, confirmed positive between 11 and 12 May 2026

Foot and mouth disease, global

Mon May 25th 2026      2 reports (1 new)

Leptospirosis, Malaysia

Mon May 25th 2026      2 reports (1 new)

Foot and mouth disease, Greece

Mon May 25th 2026      6 reports (1 new)