The vulnerability was exploited in the wild by a well-known group of Russian hackers, named “Pawn Storm,” to target several foreign affairs ministries worldwide. The zero-day flaw (CVE-2015-7645) gets CVSS severity score of 9.3 (High), measured by National Vulnerability Database (NVD) Adobe is known to the fact that the hackers had exploited the zero day flaw for limited, targeted attacks. Adobe has now patched the vulnerability, along with some critical vulnerabilities whose details are yet to be disclosed.
Source: https://thehackernews.com/2015/10/flash-patch-update.html