Last week, the software giant Autodesk issued security patches for Sketchbook Pro, Sketchbook Copic Edition, Sketchbook Express and Sketchbook for Enterprise 2014.
According to the company's website, "a third party security firm alerted us to a vulnerability in the desktop versions of SketchBook Pro. The team resolved the issue and released new versions" for both Windows and Mac.
To find the update for your version, visit http://www.sketchbook.com/