CVE-2016-7855
High 8.8 Exploited in the wild (KEV)
Confirmed active exploitation — CISA KEV catalog
- Name
- Adobe Flash Player Use-After-Free Vulnerability
- Added to catalog
- Remediation due date (US federal)
- Required action
- The impacted product is end-of-life and should be disconnected if still in use.
Description
Use-after-free vulnerability in Adobe Flash Player before 23.0.0.205 on Windows and OS X and before 11.2.202.643 on Linux allows remote attackers to execute arbitrary code via unspecified vectors, as exploited in the wild in October 2016.
Metrics
- CVSS 3.1
-
8.8 (HIGH)
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 25% (percentile: 98) as of 1 November 2026
- CWE
- CWE-416
Affected products
adobe: flash player; apple: mac os x; google: chrome os; linux: linux kernel; microsoft: windows; microsoft: windows 10; microsoft: windows 8.1; microsoft: windows rt 8.1; microsoft: windows server 2012; redhat: enterprise linux desktop; redhat: enterprise linux server; redhat: enterprise linux workstation
References
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-1… PatchVendor Advisory
- https://helpx.adobe.com/security/products/flash-player/apsb16-36.html PatchVendor Advisory
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-1… PatchVendor Advisory
- https://helpx.adobe.com/security/products/flash-player/apsb16-36.html PatchVendor Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2119.html Third Party Advisory
- http://www.securityfocus.com/bid/93861 Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037111 Third Party AdvisoryVDB Entry
- https://security.gentoo.org/glsa/201610-10 Third Party Advisory
- https://security.googleblog.com/2016/10/disclosing-vulnerabilities-to-protect.h… Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2119.html Third Party Advisory