Microsoft Visio 2007 SP3, Visio 2010 SP2, Visio 2013 SP1, Visio 2016, Visio Viewer 2007 SP3, and Visio Viewer 2010 mishandle library loading, which allows local users to gain privileges via a crafted application, aka "Microsoft Office OLE DLL Side Loading Vulnerability."
Microsoft Visio 2003 SP3 2007 SP3, and 2010 SP1 allows remote attackers to read arbitrary files via an XML document containing an external entity declaration in conjunction with an entity reference, aka "XML External Entities Resolution Vulnerability."