CVE-2015-5122
KEVHIGH 10.0EPSS 93.7%
Use-after-free vulnerability in the DisplayObject class in the ActionScript 3 (AS3) implementation in Adobe Flash Player 13.x through 13.0.0.302 on Windows and OS X, 14.x through 18.0.0.203 on Windows and OS X, 11.x through 11.2.202.481 on Linux, and 12.x through 18.0.0.204 on Linux Chrome installations allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted Flash content that leverages improper handling of the opaqueBackground property, as exploited in the wild in July 2015.
- CVSS v3.1
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS v3.1
- 7.8 HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS v2.0
- 10.0 HIGH
AV:N/AC:L/Au:N/C:C/I:C/A:C - EPSS
- 93.69% chance of exploitation in the next 30 days, 100th percentile
- CISA KEV
- added 2022-04-13
- Published
- 2015-07-14
- Updated
- 2025-11-17
Proof-of-concept exploits (3)
- http://packetstormsecurity.com/files/132663/Adobe-Flash-opaqueBackground-Use-After-Free.h…
- http://www.rapid7.com/db/modules/exploit/multi/browser/adobe_flash_opaque_background_uaf
- Xattam1/Adobe-Flash-Exploits_17-181★ · 2021-09-19