Is Facebook Flyers Leaking Data?

This morning I received an email from Markus Urban who notified me of an error within his Facebook flyers account. Apparently, Facebook was displaying ad data for another user’s account. As displayed in the image below, the data includes ad click-thru rates, cost-per-click information and the total amount that the person has spent. One interesting piece of this is how horrendous the click-thru rates are. While click-thru rates are mostly related to how good the ad is, the rates in the chart below are well below the estimated 0.04%