Vulnerability record

CVE-2015-0311

Adobe Flash Player Remote Code Execution Vulnerability

CriticalExploitation confirmedCISA KEV

What should I do?

This vulnerability is in the CISA Known Exploited Vulnerabilities catalog: attackers are using it. If you run Flash Player, fix it now.

CISA required action: The impacted product is end-of-life and should be disconnected if still in use.

US federal civilian agencies must remediate by May 4, 2022.

Patch status

Official fix available since Sep 30, 2026

Apply the vendor's update to every affected system. Check the fixed-in versions below where known.

Basis: NVD patch reference

Patch or advisory on technet.microsoft.com (opens in a new tab)

Description

Unspecified vulnerability in Adobe Flash Player through 13.0.0.262 and 14.x, 15.x, and 16.x through 16.0.0.287 on Windows and OS X and through 11.2.202.438 on Linux allows remote attackers to execute arbitrary code via unknown vectors, as exploited in the wild in January 2015.

Source: NIST National Vulnerability Database. Official vulnerability data, reproduced as published.

Affected products

Products affected by this vulnerability, with versions and the source of each entry
Product	Vendor	Affected versions	Fixed in	Source
Flash Player	Adobe	<= 11.2.202.438; <= 13.0.0.262; >= 14.0.0.125, < 16.0.0.287	16.0.0.287	KEV
Internet Explorer	Microsoft	10; 11	—	NVD
Microsoft Edge	Microsoft	all versions	—	NVD

Sources: KEV = CISA Known Exploited Vulnerabilities catalog; NVD = NIST National Vulnerability Database.

Intelligence timeline

Developments from the last 30 days, newest first.

CVSS scoredUpdateKEVSep 30, 2026
CVE-2015-0311 scored CVSS 9.8: Adobe Flash Player, Adobe Flash Player Remote Code Execution Vulnerability
CISA lists this as exploited in the wild. Unpatched Flash Player systems are exposed to active attacks now.
Basis: NIST National Vulnerability Database
Patch releasedUpdateKEVSep 30, 2026
Patch released for CVE-2015-0311: Adobe Flash Player, Adobe Flash Player Remote Code Execution Vulnerability
An official fix is now available for Adobe Flash Player. This vulnerability is being exploited, so apply it promptly.
Basis: NVD patch reference

1 earlier event is available with a subscription. See plans.

Coverage

We have not published a story about this vulnerability yet.

References

nvd.nist.gov https://nvd.nist.gov/vuln/detail/CVE-2015-0311
helpx.adobe.com http://helpx.adobe.com/security/products/flash-player/apsa15-01.html
helpx.adobe.com http://helpx.adobe.com/security/products/flash-player/apsb15-03.html
lists.opensuse.org http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00027.html
lists.opensuse.org http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00031.html
malware.dontneedcoffee.com http://malware.dontneedcoffee.com/2015/01/unpatched-vulnerability-0day-in-flash.html
secunia.com http://secunia.com/advisories/62432
secunia.com http://secunia.com/advisories/62543
secunia.com http://secunia.com/advisories/62650
secunia.com http://secunia.com/advisories/62660
secunia.com http://secunia.com/advisories/62740
security.gentoo.org http://security.gentoo.org/glsa/glsa-201502-02.xml
securityfocus.com http://www.securityfocus.com/bid/72283
securitytracker.com http://www.securitytracker.com/id/1031597
technet.microsoft.com https://technet.microsoft.com/library/security/2755801
github.com https://github.com/cisagov/vulnrichment/issues/196
cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-0311