Ebola, Marburg and Oropouche outbreaks
Ebola cases continue to be reported in Democratic Republic of Congo. A case of Marburg virus disease has been reported in Uganda and 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.
Cyclospora and summer travel
A reminder about Cyclospora infection and how to reduce your risk
Falsified rabies vaccine: Philippines
Falsified rabies vaccine is circulating through unauthorised sources in Philippines
Updated tick-borne encephalitis (TBE) ‘green book’ chapter published
The TBE chapter of the 'green book' (Immunisation against infectious disease) has been updated
Getting to grips with chikungunya
A recording of this session is now available
NaTHNaC
Online 
Updated guidelines for malaria prevention in travellers from the UK
UK Health Security Agency have published updated malaria guidelines for 2026
Wildfires and industrial fires
Advice for travellers affected by wildfires or industrial fires during their trip
Changes to NaTHNaC telephone contact numbers
Our Advice Line and General Enquiries telephone number change has been deferred to Autumn 2026
Japanese encephalitis vaccine out of stock: advice for travellers and health professionals
Important advice on Japanese encephalitis vaccine shortage for health professionals
Yellow fever update
Yellow fever cases continue to be reported in Africa and South America
UKHSA publishes data on selected travel-associated infections
Case numbers of selected travel-associated infections reported in England, Wales and Northern Ireland: January to June 2026
CVDPV3 in Niger
In the week ending 21 August 2026, one case of circulating vaccine derived poliovirus type 3 (cVDPV3) was reported from Niger, with onset of paralysis on 28 June 2026. Please see our Topics in Brief article for further details on polio.
Legionnaires' disease in Austria
As of 20 August 2026, 26 cases and three associated deaths from Legionnaires' disease have been reported from Linz, Austria. The source of infection is not yet known.
Ebola disease in DRC
As of 19 August 2026, a total of 5,290 confirmed Ebola disease (Bundibugyo virus) cases, and 2,516 deaths, have now been reported across six provinces: Ituri, North Kivu, South Kivu, Tshopo, Haut-Uele and Bas-Uele. Please see our Topics in Brief article for further details on Ebola disease.
Dengue in USA
As of 15 August 2026, a total of 23 locally acquired cases of dengue have been confirmed in Florida during 2026. Serotypes DENV-2 (20) and DENV-3 (2) have been confirmed. Please see our Topics in Brief article for further details on dengue.
Tick-borne encephalitis in United Kingdom
As of 17 August 2026, there have been ten locally acquired cases, three confirmed and seven probable, of tick-borne encephalitis in the UK. Regions where confirmed and probable cases have been reported are Devon, Hampshire, Outer Hebrides, Scottish Highlands and Yorkshire. The risk is very low for the general population and low for high risk groups (such as those living, working or visiting affected areas, as determined by duration of time spent outside). Please see our Topics in Brief article for further details on tick-borne encephalitis.
Île-de-France
Provence Alpes-Côte d’Azur
West Nile virus in France
As of 17 August 2026, 18 autochthonous cases of West Nile virus have been recorded across France in the Provence-Alpes-Côte d'Azur region (Bouches-du-Rhône and Vaucluse departments), Occitanie (the departments of Pyrénées-Orientales, Aude, Haute-Garonne, and Gard), and Île-de-France (the departments of Essonne and Seine-St-Denis).
Occitanie
Dengue in France
As of 17 August 2026, four locally acquired cases of dengue have been reported in the Tarn and Herault (both in Occitanie), and Dordogne (Nouvelle-Aquitaine) regions in France. Please see our Topics in Brief article for further details on dengue.
West Nile virus in Greece
As of 13 August 2026, 105 cases of locally acquired West Nile virus have been reported in Greece, in 13 areas. Please see our Topics in Brief article for further details on West Nile virus.
West Nile virus in Spain
As of 13 August 2026, 42 cases of locally acquired West Nile virus have been reported in Spain, in two areas. Please see our Topics in Brief article for further details on West Nile virus.
Crimean-Congo haemorrhagic fever in Albania
As of 4 August 2026, a case of Crimean-Congo haemorrhagic fever (CCHF) was reported in Tropojë district, Kukës in northern Albania. CCHF cases were last reported in Kukës in 2023. Please see our Topics in Brief article for further details on Crimean-Congo haemorrhagic fever.
The Yellow Fever Zone
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