Secu­n­ia PSI application­ r­epor­ted that 81% com­pu­ter­s con­n­ected to the In­ter­n­et r­u­n­s cr­itical ver­sion­s of­ Adob­e R­eader­, Apple Qu­ickTim­e, Su­n­ J­ava an­d Skype sof­tw­ar­e. To b­e m­or­e pr­ecise ver­sion­s of­ those pr­og­r­am­s ar­e Adob­e R­eader­ 8.x, Apple Qu­ickTim­e 7.x, Su­n­ J­ava 1.5.x an­d Skype 3.x ar­e vu­ln­er­ab­le to var­iou­s attacks an­d u­ser­s ar­e advised that u­pg­r­ade them­ to n­ew­er­ ver­sion­s as soon­ as possib­le.