The cases had no recent history of travel outside of Vanuatu so the dengue was locally acquired.
They identified in Efate in the areas of Erakor and Salili.
The Ministry of Health has urged residents in Port Vila and surrounding areas to take the necessary steps to prevent infection.
People must wear clothes that cover as much of the body as possible, use mosquito repellents, mosquito nets and other physical barriers such as screens, closed doors and windows.
