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Ebola and Oropouche outbreaks

Ebola cases have been reported in Democratic Republic of Congo and Uganda. A multi-country outbreak of Oropouche is ongoing. Keep up to date with the news and outbreak information if you are travelling to affected areas.

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15 June 2026

Dengue in Sri Lanka

As of 15 June 2026, Sri Lanka has reported over 41,000 dengue cases in 2026. Please see our Topics in Brief article for further details on dengue.

Take usual precautions
15 June 2026

Chikungunya in Suriname

As of 16 May 2026, a total of 7,484 chikungunya cases (3,389 confirmed) have been reported in Suriname for 2026. Please see our Topics in Brief article for further details on chikungunya.

Take usual precautions

Ebola disease in DRC

As of 13 June 2026, a total of 782 confirmed Ebola disease cases, with 181 deaths, have been reported in the Democratic Republic of the Congo for 2026. Please see our Topics in Brief article for further details on Ebola disease.

Take extra precautions
12 June 2026

Diphtheria in Haiti

Between 1 January and 26 May 2026, 1,616 suspected cases of diphtheria have been reported in Haiti, of which 159 cases and 5 deaths were confirmed. Confirmed cases have been reported in all ten departments of the country. Please see our Topics in Brief article for further details on diphtheria.

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12 June 2026
USA + New Mexico

Plague in USA

On 11 June 2026, the first fatal human case of plague for 2026 was reported in New Mexico. The case was detected in Santa Fe County. Please see our Topics in Brief article for further details on plague.

Take usual precautions
11 June 2026
Australia + Western Australia

Murray Valley encephalitis in Australia

On 10 June 2026, local health authorities in Western Australia reported a death from Murray Valley encephalitis (MVE). The case was likely exposed in the West Kimberley region. Health surveillance programs continue to detect MVE activity across the Kimberley and Pilbara regions. Travellers should avoid mosquito bites.

Take usual precautions
11 June 2026

Mpox in Madagascar

Between 18 December 2025 and 9 June 2026, a total of 2,000 confirmed mpox cases and seven deaths have been reported in Madagascar. Clade Ib mpox has been detected amongst confirmed cases. Please see our Topics in Brief article for further details on mpox.

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Hantavirus in Tristan de Cunha ex cruise ship

As of 10 May 2026, the UK Health Security Agency have confirmed a case of Andes virus linked to MV Hondius cruise ship outbreak on Tristan de Cunha. This case was previously noted as a probable case and does not alter the total of 13 cases (three deaths) linked to this outbreak. Please see our Topics in Brief article for further details on hantavirus.

Take usual precautions

Cholera in DRC

As of 11 May 2026, a total of 26,750 cholera cases, with 783 deaths, have been reported in the Democratic Republic of the Congo for 2026. Please see our Topics in Brief article for further details on cholera.

Take usual precautions
09 June 2026

Yellow fever in Brazil

As of 1 June 2026, a total of 11 confirmed yellow fever cases, including six deaths, have been reported in Brazil for 2026. Most cases (nine) were reported in Sao Paulo state. Please see our Topics in Brief article for further details on yellow fever.

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