Is CVE-2011-2454 in the CISA KEV catalog?

No. CVE-2011-2454 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2011-2454?

CVE-2011-2454 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2011-2454?

CVE-2011-2454 has an EPSS score of 5.85% (92th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2011-2454?

Upgrade Clean Flash Player 34.0.0.330 Installer to 10.3.183.11 or later.

CVE & CISA-KEV Catalog

CVE-2011-2454

HIGHEPSS 92th pctl

10.0

CVSS v2

NVD

Description

Adobe Flash Player before 10.3.183.11 and 11.x before 11.1.102.55 on Windows, Mac OS X, Linux, and Solaris and before 11.1.102.59 on Android, and Adobe AIR before 3.1.0.4880, allows attackers to execute arbitrary code or cause a denial of service (memory corruption) via unspecified vectors, a different vulnerability than CVE-2011-2445, CVE-2011-2451, CVE-2011-2452, CVE-2011-2453, CVE-2011-2455, CVE-2011-2459, and CVE-2011-2460.

CWE-119Buffer Overflow

How to fix

Remediation Available

Clean Flash Player 34.0.0.330 InstallerWindows application

Affected:10.0 10.3.183.11Fixed in:10.3.183.11

Affected:11.0 11.1.102.55Fixed in:11.1.102.55

Affected:11.0 11.1.102.59Fixed in:11.1.102.59

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

5.85%probability of exploitation in 30 days

92ndpercentile

High risk: more likely to be exploited than 92% of all known CVEs.

References

Patch1

adobe.com

Third-Party Advisory8

Related Vulnerabilities

Other CWE-119 (Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-4966	Critical	9.4	100%	KEV + Ransom	Fix
CVE-2017-11882	High	7.8	100%	KEV + Ransom	-
CVE-2020-0796	Critical	10.0	100%	KEV + Ransom	-
CVE-2008-4250	Critical	9.8	99%	KEV	-
CVE-2017-15944	Critical	9.8	98%	KEV	Fix
CVE-2015-0014	High	10.0	97%	-	-

Embed a live status badge for CVE-2011-2454

Markdown

[![CVE-2011-2454](https://tridentstack.com/cve/badge/CVE-2011-2454.svg)](https://tridentstack.com/cve/CVE-2011-2454)

HTML

<a href="https://tridentstack.com/cve/CVE-2011-2454"><img src="https://tridentstack.com/cve/badge/CVE-2011-2454.svg" alt="CVE-2011-2454"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

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 2026-04-29.