Adobe has released security updates for Adobe Flash that resolve 17 vulnerabilities. Out of the 17 reported vulnerabilities, 16 of them are critical as they could lead to code execution. A code execution vulnerability allows an attacker to create a specially crafted web page that exploits bugs in Adobe Flash. This would allow the attacker to download files, execute commands, and have full control of the victim’s computer. It is strongly suggested that anyone who uses Adobe Flash upgrade to the latest versions listed in the below table. The latest version of Adobe Flash is 19.0.241 for Windows, Macintosh, Android and iOS.
Source: https://www.bleepingcomputer.com/news/security/adobe-releases-update-for-adobe-flash-that-resolves-17-vulnerabilities/