Critical 9.8Published Jun 16, 2016

CVE-2016-4163Adobe Flash Player before 18.0.0.352 and 19.x through 21.x before 21.0.0.242 on Windows and OS X and before 11.2.202.621 on Linux allows attackers to execute arbitrary code or cause a denial of servi…

Updated under an hour ago (Nov 2, 2026, 12:10 AM ET)

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It affects adobe flash_player and 4 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Adobe Flash Player before 18.0.0.352 and 19.x through 21.x before 21.0.0.242 on Windows and OS X and before 11.2.202.621 on Linux allows attackers to execute arbitrary code or cause a denial of service (memory corruption) via unspecified vectors, a different vulnerability than CVE-2016-1096, CVE-2016-1098, CVE-2016-1099, CVE-2016-1100, CVE-2016-1102, CVE-2016-1104, CVE-2016-4109, CVE-2016-4111, CVE-2016-4112, CVE-2016-4113, CVE-2016-4114, CVE-2016-4115, CVE-2016-4120, CVE-2016-4160, CVE-2016-4161, and CVE-2016-4162.

CVSS: 9.8 CRITICAL (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-119
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

adobe flash_player adobe:flash_player	through 21.0.0.241; through 21.0.0.241; through 18.0.0.343; through 11.2.202.616; through 21.0.0.216	NVD
adobe air_sdk_&_compiler adobe:air_sdk_&_compiler	through 21.0.0.198	NVD
adobe air_sdk adobe:air_sdk	through 21.0.0.198	NVD
adobe flash_player_desktop_runtime adobe:flash_player_desktop_runtime	through 21.0.0.226	NVD
adobe air_desktop_runtime adobe:air_desktop_runtime	through 21.0.0.198	NVD

References

References

http://rhn.redhat.com/errata/RHSA-2016-1079.html	third-party-advisory
http://www.securityfocus.com/bid/90618	broken-link, third-party-advisory, vdb-entry
https://helpx.adobe.com/security/products/flash-player/apsb16-15.html	patch, vendor-advisory
https://security.gentoo.org/glsa/201606-08	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.