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CVE-2011-0609

High CVSS 7.8 Known exploited

Published 2011-03-15 · last changed 2026-06-16 · added to CISA KEV 2022-06-08

This one is being exploited in the wild.

CISA added CVE-2011-0609 to the Known Exploited Vulnerabilities catalog on 2022-06-08. Federal agencies are required to remediate it on a deadline. If you have affected machines, this is the class of finding that moves ahead of the rest of the queue.

The fix

We hold no Microsoft remediation data for CVE-2011-0609, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

Unspecified vulnerability in Adobe Flash Player 10.2.154.13 and earlier on Windows, Mac OS X, Linux, and Solaris; 10.1.106.16 and earlier on Android; Adobe AIR 2.5.1 and earlier; and Authplay.dll (aka AuthPlayLib.bundle) in Adobe Reader and Acrobat 9.x through 9.4.2 and 10.x through 10.0.1 on Windows and Mac OS X, allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via crafted Flash content, as demonstrated by a .swf file embedded in an Excel spreadsheet, and as exploited in the wild in March 2011.

Sources

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