It's been over a week and this guy is still there near the quest area. The mob near him is a republic mob, so he cannot be killed, but can continue to farm the hell out of the chest 24/7.
I'm not sure how difficult it is to do a /who in Ilum and see all the low level exploiters.
http://www.imgplace.com/viewimg542/5741/85screenshot20120113104.jpg