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Fencer Intel
critical 9.8

CVE-2016-0959 json

Use after free vulnerability in Adobe Flash Player Desktop Runtime before 20.0.0.267, Adobe Flash Player Extended Support Release before 18…

published 2017-06-27 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-0969

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.2%
EPSS 5.2% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

Use after free vulnerability in Adobe Flash Player Desktop Runtime before 20.0.0.267, Adobe Flash Player Extended Support Release before 18.0.0.324, Adobe Flash Player for Google Chrome before 20.0.0.267, Adobe Flash Player for Microsoft Edge and Internet Explorer 11 before 20.0.0.267, Adobe Flash Player for Internet Explorer 10 and 11 before 20.0.0.267, Adobe Flash Player for Linux before 11.2.202.559, AIR Desktop Runtime before 20.0.0.233, AIR SDK before 20.0.0.233, AIR SDK & Compiler before 20.0.0.233, AIR for Android before 20.0.0.233.

Patch / fix

  • flashplugin-nonfree Ubuntu 14.04 LTS 11.2.202.559ubuntu0.14.04.1

ubuntu advisories UBUNTU-CVE-2016-0959

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • flash-plugin RHEL 5 EXTRAS 11.2.202.559-1.el5
  • flash-plugin RHEL 6 EXTRAS 11.2.202.559-1.el6_7

red hat advisories RHSA-2015:2697

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2016-0959 updated cvss 6.8

flash-plugin: multiple code execution issues fixed in APSB16-01

  • Red Hat Enterprise Linux Desktop Supplementary (v. 5) flash-plugin 11.2.202.559-1.el5 Red Hat Enterprise Linux Desktop Supplementary (v. 6) flash-plugin 11.2.202.559-1.el6_7 Red Hat Enterprise Linux Server Supplementary (v. 5) flash-plugin 11.2.202.559-1.el5 Red Hat Enterprise Linux Server Supplementary (v. 6) flash-plugin 11.2.202.559-1.el6_7 Red Hat Enterprise Linux Workstation Supplementary (v. 6) flash-plugin 11.2.202.559-1.el6_7
    fixed: vendor fix RHSA-2015:2697

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

5.21% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.