CVE-2014-8439

Name: CVE-2014-8439
Creator: NVD / NIST
Published: 2014-11-25T23:59:00.053+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10Actively ExploitedEPSS 20.01%

Last modified Jun 17, 2026

CVE-2014-8439 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Adobe Flash Player before 13.0.0.258 and 14.x and 15.x before 15.0.0.239 on Windows and OS X and before 11.2.202.424 on Linux, Adobe AIR before 15.0.0.293, Adobe AIR SDK before 15.0.0.302, and Adobe AIR SDK & Compiler before 15.0.0.302 allow attackers to execute arbitrary code or cause a denial of service (invalid pointer dereference) via unspecified vectors.. CISA has confirmed active exploitation in the wild. EPSS estimates a 20.01% chance of exploitation in the next 30 days.

Description

Adobe Flash Player before 13.0.0.258 and 14.x and 15.x before 15.0.0.239 on Windows and OS X and before 11.2.202.424 on Linux, Adobe AIR before 15.0.0.293, Adobe AIR SDK before 15.0.0.302, and Adobe AIR SDK & Compiler before 15.0.0.302 allow attackers to execute arbitrary code or cause a denial of service (invalid pointer dereference) via unspecified vectors.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

20.01%

97.1th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Jun 15, 2022.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Adobe	Flash Player	<= 11.2.202.418
Adobe	Air	<= 15.0.0.292
Adobe	Air Sdk	<= 15.0.0.301
Adobe	Air Sdk \& Compiler	< 15.0.0.302
Adobe	Flash Player	<= 15.0.0.223
Adobe	Flash Player	<= 13.0.0.252

References

http://helpx.adobe.com/security/products/flash-player/apsb14-22.htmlVendor Advisory
http://helpx.adobe.com/security/products/flash-player/apsb14-26.htmlVendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-11/msg00020.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-12/msg00001.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-12/msg00004.htmlThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2014-1915.htmlVendor Advisory
http://secunia.com/advisories/60217Permissions Required
http://www.securityfocus.com/bid/71289Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1031259Third Party Advisory, VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/98932Third Party Advisory, VDB Entry
https://www.f-secure.com/weblog/archives/00002768.htmlThird Party Advisory
http://helpx.adobe.com/security/products/flash-player/apsb14-22.htmlVendor Advisory
http://helpx.adobe.com/security/products/flash-player/apsb14-26.htmlVendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-11/msg00020.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-12/msg00001.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-12/msg00004.htmlThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2014-1915.htmlVendor Advisory
http://secunia.com/advisories/60217Permissions Required
http://www.securityfocus.com/bid/71289Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1031259Third Party Advisory, VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/98932Third Party Advisory, VDB Entry
https://www.f-secure.com/weblog/archives/00002768.htmlThird Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-8439US Government Resource

Timeline

Published: Nov 25, 2014
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2014-8439?

How severe is CVE-2014-8439?

CVE-2014-8439 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 20.01% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2014-8439?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2014-8439?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST