Neowin reports that MS has released a Critical Update for Flash earlier than its March "Patch Tuesday" for multiple Windows platforms (Ext. link).
You can read about the update itself here:
"...the update "resolves vulnerabilities in Adobe Flash Player when installed on all supported editions of Windows 8.1, Windows Server 2012, Windows Server 2012 R2, Windows RT 8.1, Windows 10, and Windows Server 2016." - MS Technet