Is CVE-2014-8443 in the CISA KEV catalog?

No. CVE-2014-8443 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2014-8443?

CVE-2014-8443 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2014-8443?

CVE-2014-8443 has an EPSS score of 4.70% (91th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2014-8443?

Upgrade Clean Flash Player 34.0.0.330 Installer to 11.2.202.425 or later.

CVE & CISA-KEV Catalog

CVE-2014-8443

HIGHEPSS 91th pctl

10.0

CVSS v2

NVD

Description

Use-after-free vulnerability in Adobe Flash Player before 13.0.0.259 and 14.x through 16.x before 16.0.0.235 on Windows and OS X and before 11.2.202.425 on Linux allows attackers to execute arbitrary code via unspecified vectors.

How to fix

Remediation Available

Clean Flash Player 34.0.0.330 InstallerWindows application

Affected:11.0 11.2.202.425Fixed in:11.2.202.425

Affected:16.0 16.0.0.235Fixed in:16.0.0.235

Affected:13.0 13.0.0.252Fixed in:13.0.0.252

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

4.70%probability of exploitation in 30 days

91stpercentile

High risk: more likely to be exploited than 91% of all known CVEs.

References

Vendor Advisory1

helpx.adobe.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.