The ECDC Communicable Disease Threats Report (CDTR) is a weekly bulletin for epidemiologists and health professionals on active public health threats. This issue of the CDTR covers the period 5-11 October 2024 and includes updates on measles, mpox, avian influenza, West Nile virus, dengue, Marburg virus disease, a new strain of multidrug-resistant Shigella Sonnei ST152, and an overview of respiratory virus epidemiology in the EU/EEA.