עברית

Vulnerability Intelligence

CVE-2016-4171

Critical 9.8 Exploited in the wild (KEV)

Published
Last modified
NVD status
Analyzed

CISA KEV catalog

Confirmed active exploitation.

Listed in CISA's catalog of Known Exploited Vulnerabilities: attackers are using it in real attacks. Patch it with priority.

CISA KEV
Name
Adobe Flash Player Remote Code Execution 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

Unspecified vulnerability in Adobe Flash Player 21.0.0.242 and earlier allows remote attackers to execute arbitrary code via unknown vectors, as exploited in the wild in June 2016.

Affected products

adobe: flash player; linux: linux kernel; apple: mac os x; apple: macos; microsoft: windows; google: chrome os; microsoft: windows 8.1; microsoft: windows 10; redhat: enterprise linux desktop; redhat: enterprise linux server; redhat: enterprise linux workstation; opensuse: opensuse; suse: linux enterprise desktop; suse: linux enterprise workstation extension

References10

Metrics

CVSS 3.1
9.8 CRITICAL Score source: NVD CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS — exploit probability
20% percentile: 97 · as of 8 November 2026

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