If you’re using Windows 8 or 8.1 there is a security update available via Windows Update.
Microsoft Security Advisory (2755801) – Update for Vulnerabilities in Adobe Flash Player in Internet Explorer
Update for Internet Explorer Flash Player for Windows 8 (KB2889543)
Update for Internet Explorer Flash Player for Windows 8 x64 (KB2889543)
Update for Internet Explorer Flash Player for Windows 8.1 (KB2889543)
Update for Internet Explorer Flash Player for Windows 8.1 for x64-based Systems (KB2889543)