CVE-2011-2455

Severity: critical (CVSS 10.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-11-11 · updated 2026-06-16
Weakness: CWE-119

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

Affected products

Adobe Air: from 3.0 before 3.1.0.4880 — fixed in 3.1.0.4880
Adobe Flash Player 24.0.0.186 and earlier.: from 10.0 before 10.3.183.11; from 11.0 before 11.1.102.55; from 11.0 before 11.1.102.59 — fixed in 10.3.183.11, 11.1.102.55, 11.1.102.59

How to fix

Upgrade to a fixed version: Adobe Air 3.1.0.4880; Adobe Flash Player 24.0.0.186 and earlier. 10.3.183.11, 11.1.102.55, 11.1.102.59. Check the vendor advisory for mitigations.

References

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