SymptomsParallels Plesk Panel 10.2.0 Micro-Update #11 for Linux and Windows has been made available on 29th of September, 2011 through Plesk Panel Autoinstaller.
Product functional fixes:
[-] XSS injection on backup creation page
[-] HTTPOnly flag added for the session cookie
Additional informationFor more information about Micro-Update installation procedure see the article:
#9294 Using Micro-Updates in Parallels Plesk Panel 9.x, 10.x and Parallels Small Business Panel