BGR says that the software will feature a new "control out" application programming interface, enabling users to control any connected components with the Apple TV remote.
The website claims to have received the information from a "trusted source", who also suggested that the new Apple TV OS will be used for the firm's long-rumoured smart TV hardware.
Apple is expected to unveil the next generation iteration of its mobile operating system iOS 6 at WWDC, but the company is not expected to showcase a connected TV set.
CEO Tim Cook recently described television as an "area of intense interest" for Apple, but remained tight-lipped concerning his company's plans for the sector.
Apple TV sold 2.8m units last year, and has shifted nearly that many in just the first few months of 2012.