Provided are a control device that prevents performance of a process different from a desired process in response to a voice input, a control method, a program, and an information storage medium. A voice acceptance section accepts voice. An output control section performs control such that voice accepted by the voice acceptance section is output to a program capable of performing a process using the voice. The output control section performs control such that if it is recognized that the voice accepted by the voice acceptance section represents given information, voice accepted by the voice acceptance section thereafter is not output to the program capable of performing the process using the voice.