The emergence of Coronavirus disease (COVID-19) pandemic in the end of 2019 have caused innumerable changes to people worldwide. People are experiencing pandemic and infodemic in parallel, whether it is realized or not. While pandemic is related more to a farreaching epidemic, infodemic is a phenomenon of massive information dissemination, resulting in abundance of invalid information. Both pandemic and infodemic have caused panic among the people. Emergence of invalid information, hoax, misinformation and disinformation has exposed people to uncertainty. This research specifically analyzes infodemic phenomenon during COVID-19 pandemic using the perspective of information ethics proposed by Luciano Floridi. What is the substance and effect of infodemic to information environment? How does information ethics analyze infodemic phenomenon? This research applies philosophical hermeneutics method focused on critical interpretation of the emerging phenomenon as the result of human acts. Floridi’s information ethics is founded on the condition of human habitat in the form of information habitat called infosphere. The principle of information ethics is the assessment of morality related to infosphere existence. Numerous acts conducted by moral agents, i.e., humans, ideally do not caused entropy (chaos, disorganization) which happens in infosphere.