CVE-2016-4278: Adobe Flash Player

Medium severity, CVSS 6.5. EPSS: 4.1% chance of exploitation in the next 30 days.

Adobe Flash Player before 18.0.0.375 and 19.x through 23.x before 23.0.0.162 on Windows and OS X and before 11.2.202.635 on Linux allows attackers to bypass intended access restrictions and obtain sensitive information via unspecified vectors, a different vulnerability than CVE-2016-4271 and CVE-2016-4277.

Affected products

• Adobe Flash Player: up to and including 11.2.202.632; up to and including 22.0.0.211; up to and including 18.0.0.366
• Adobe Flash Player Desktop Runtime: up to and including 22.0.0.211

Published 2016-09-14. Last modified 2026-06-17.