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Mpox and Oropouche outbreaks

Multi-country outbreaks of mpox clade I and Oropouche are ongoing. Keep up to date with these links if you are travelling to affected areas.

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Mpox in Réunion ex Madagascar

As of 10 February 2026, two confirmed mpox cases, linked to travel to Madagascar, have been reported in Réunion for 2026. No epidemiological link has been established between these two cases. Contract tracing and a reactive vaccine campaign are ongoing. Please see our Topics in Brief article for further details on mpox.

Take extra precautions
12 February 2026

Dengue in Timor-Leste

Between 1 and 31 January 2026, 1,281 cases of dengue were reported from Timor-Leste. Please see our Topics in Brief article for further details on dengue.

Take usual precautions
12 February 2026

Chikungunya in Guyana

As of 10 February 2026, six locally acquired (autochthonous) cases of chikungunya have been reported from Guyana. Until this report, no locally acquired cases had been reported from Guyana in the last nine years. Please see our Topics in Brief article for further details on chikungunya.

Take usual precautions
12 February 2026

Mpox in Mayotte

As of 5 February 2026, six confirmed mpox cases have been reported in Mayotte for 2026. Please see our Topics in Brief article for further details on mpox.

Take extra precautions
12 February 2026

Chikungunya in Bolivia

As of 10 February 2026, 984 cases of chikungunya have been reported from Bolivia in 2026. Please see our Topics in Brief article for further details on chikungunya.

Take usual precautions
12 February 2026

Chikungunya in Suriname

As of 10 February 2026, a total of 712 suspected (327 confirmed) cases of chikungunya have been reported from Suriname. Please see our Topics in Brief article for further details on chikungunya.

Take usual precautions
09 February 2026
Bangladesh + Naogaon

Nipah virus in Bangladesh

On 6 February 2026, one confirmed fatal Nipah virus disease case was reported in Bangladesh for 2026. This case had no history of travel abroad, but had drunk raw date palm sap. No further cases have been detected; all contacts are being monitored and have tested negative. Bangladesh first reported Nipah virus disease in 2001 and infections have been reported almost every year since, with four confirmed cases in 2025. Risk of international spread is low. Please see our Topics in Brief article for further details on Nipah viral disease.

Take usual precautions
09 February 2026

Yellow fever in Colombia

As of 8 February 2026, a total of 168 confirmed yellow fever cases, including 76 deaths, have now been reported in Colombia since this outbreak began in 2024. Please see our Topics in Brief article for further details on yellow fever.

Take usual precautions
06 February 2026

Malaria in Namibia

As of 25 January 2026, a total of 8,760 confirmed cases of malaria have been reported in 2026. Please see our Topics in Brief article for further details on malaria.

Take usual precautions
06 February 2026
USA + Florida

Chikungunya in USA

As of 17 January 2026, one confirmed case of chikungunya has been reported from Florida in 2026. Please see our Topics in Brief article for further details on chikungunya.

Take usual precautions
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