Dear Plesk users! If you run Plesk on PVC/PCS – make sure you have it upgraded to the latest version, see corresponding KB articles:

PCS 6 KB: http://kb.parallels.com/en/121910
PSBM 5 KB: http://kb.parallels.com/en/121919
PVCfL 4.7 KB: http://kb.parallels.com/en/121920