Ok, so I haven't tested this yet, but I tested it like in 2.2.3, and I didn't see any exploit about it...
I was off to Stormwind for an under-stormwind glitch... But the glitch got fixed in 2.0.6, so it didn't work to jump at it anymore...
But then I tested a logout-jump thing... I was clicking logout and jumping 0,2 seconds after, and well, I got in the air for 20 seconds, so I clicked at cancel and jumped forward. Woot, I was in the glitch fix, so I kept doing it, and woop, I was under stormwind... You might know how the old Stormwind Glitch works, if not...
<object width="425" height="355"><param name="movie" value="http://www.youtube.com/v/ZaPf7_c20dY&rel=1"></param><param name="wmode" value="transparent"></param><embed src="http://www.youtube.com/v/ZaPf7_c20dY&rel=1" type="application/x-shockwave-flash" wmode="transparent" width="425" height="355"></embed></object> This is the way it did work before, this is the way you're gonna jump WITH THE LOGOUT JUMP.
I don't know if it works anymore, haven't logged onto retrail since...2.2.3, because I'm working on my repack and playing some mirandas wow Hope you enjoy, cuz I only need 20 rep for a sig