If you use Adobe Flash on your computer, please make sure it is updated to the latest version. Adobe released a new version (21.0.0.213) on April 7, 2016 to patch a security flaw.
Adobe has released security updates for Adobe Flash Player for Windows, Macintosh, Linux and ChromeOS. These updates address critical vulnerabilities that could potentially allow an attacker to take control of the affected system.
If you use Google Chrome, it will automatically update to the latest version. Also, the Microsoft Edge and Internet Explorer browsers in Windows 10 will also be updated automatically. Firefox and Safari browsers will need manually updated. It is worth checking which version of Adobe Flash you have which you can do at the website below.
http://www.adobe.com/software/flash/about/
To download the latest version of Adobe Flash, visit this site:
https://get.adobe.com/flashplayer/
SOURCE: Adobe