ACTIVELY EXPLOITED

CVE-2015-5122: Adobe Flash Player Use-After-Free Vulnerability

Facts
VendorAdobe
ProductFlash Player
Actively exploitedYes
Added to CISA KEV13 Apr 2022
CISA federal deadline4 May 2022
Weakness (CWE)CWE-416

Required action (CISA's text)

The impacted product is end-of-life and should be disconnected if still in use.

Description (NVD)

Use-after-free vulnerability in the DisplayObject class in the ActionScript 3 (AS3) implementation in Adobe Flash Player allows remote attackers to execute code or cause a denial-of-service (DoS).

SOURCES

Other Adobe flaws

Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.