Much like the previous Leica T (Type 701) discovered this way, site digicame-info.com is reporting that a new Leica X (Type 113) camera (translation to English via Google) was registered at the Korean Radio Research Agency. This is an indication that the new model likely has built-in WiFi capability. This camera could debut as early as Photokina in September.
Update (9/12/14):
We have confirmed that a new X (with a Summilux lens!) will be announced at Photokina 2014! The existing X2 will be cosmetically refreshed and the X Vario will get a firmware update (look for Auto ISO in M mode, like the recent Leica M firmware update provided).
Update (9/15/14):
We have confirmed that there will be two new X cameras - the above-mentioned X (Type 113) in black/silver as well as an X-E (Type 102). Additional Leica X and X-E accessories will include: