The team techniqueof his support BestPrice.gr just contacted us to let us know that the vulnerability that discovered the author-researcher at iGuRu.gr, Taso_Xwill be repaired within the day. 
The e-mail states:
E-Mail from BestPrice.gr
Good morning. Thank you very much for the information, as well as for the publication of the findings. We will take immediate (within the day) the required actions. Thanks again. At your disposal.
It deserves a thumbs up children of the site's technical support, for their awareness of security issues, as well as for their immediate response.
They have proven that the safety of their customers is their highest priority priority, proceeding with a high sense of responsibility, to patch the vulnerability we described just 2 days ago.
