Is CVE-2011-2453 being actively exploited?

CVE-2011-2453 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-2453?

CVE-2011-2453 has a CVSS 2.0 base score of 10.0 (HIGH).

CVE-2011-2453

HIGH · CVSS 10.0EPSS 5.8%EU EUVD

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-2011-2454, CVE-2011-2455, CVE-2011-2459, and CVE-2011-2460.

Key facts

CVSS score: 10.0 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness (CWE): CWE-119
EPSS score: 5.8% (93th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-2442)
Published: November 11, 2011
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-2442 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

adobe / adobe air
adobe / flash player
apple / mac os x
google / android
linux / linux kernel
microsoft / windows
sun / solaris

References

http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00014.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00017.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00019.html(Mailing List, Third Party Advisory)
http://secunia.com/advisories/48819(Third Party Advisory)
http://security.gentoo.org/glsa/glsa-201204-07.xml(Third Party Advisory)
http://www.adobe.com/support/security/bulletins/apsb11-28.html(Patch, Vendor Advisory)
http://www.redhat.com/support/errata/RHSA-2011-1445.html(Third Party Advisory)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14231(Third Party Advisory)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15862(Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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