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Vulnerability Intelligence

CVE-2011-0611

HighExploitedPublic exploit

flash-plugin: crash and potential arbitrary code execution (APSB11-07)

Published Apr 11, 2011 · Updated Oct 22, 2025

Key Facts

Patch immediately
  • CVE-2011-0611 is a high-severity vulnerability (CVSS 8.8 v3.1) affecting Acrobat (Adobe), Acrobat Reader (Adobe), Adobe Air and 5 more products.
  • It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Apr 13, 2011. Public exploit code is available.
  • EPSS estimates a 99% probability of exploitation in the next 30 days.
  • Fixed versions are available, including Acrobat 9.4, Acrobat Reader 9.4.4, Adobe Air 2.6.19140.
  • Brandefense priority: patch immediately, because it is listed as exploited in the wild.

CVSS v3.1

8.8

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

EPSS (30-day exploit likelihood)

99%

Higher than 99.9% of all scored CVEs

Exploited in the wild

Yes

4 catalog listings

Public exploit code

Available

Proof-of-concept or weaponized module

Get the full CVE-2011-0611 brief as a PDF

Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.

Description

Adobe Flash Player before 10.2.154.27 on Windows, Mac OS X, Linux, and Solaris and 10.2.156.12 and earlier on Android; Adobe AIR before 2.6.19140; and Authplay.dll (aka AuthPlayLib.bundle) in Adobe Reader 9.x before 9.4.4 and 10.x through 10.0.1 on Windows, Adobe Reader 9.x before 9.4.4 and 10.x before 10.0.3 on Mac OS X, and Adobe Acrobat 9.x before 9.4.4 and 10.x before 10.0.3 on Windows and Mac OS X allow remote attackers to execute arbitrary code or cause a denial of service (application crash) via crafted Flash content; as demonstrated by a Microsoft Office document with an embedded .swf file that has a size inconsistency in a "group of included constants," object type confusion, ActionScript that adds custom functions to prototypes, and Date objects; and as exploited in the wild in April 2011.

Known-Exploited Catalog Listings

CatalogAddedRemediation dueRansomware use
CISA KEVMar 3, 2022Mar 24, 2022Not reported
Industry KEV feedApr 13, 2011Mar 24, 2022Not reported
CIRCL KEVMar 3, 2022Mar 24, 2022Not reported
ENISA EUVDMar 3, 2022n/aNot reported

Required action: The impacted product is end-of-life and should be disconnected if still in use.

Affected Products

12 affected entries in total
ProductAffected versionsFixed in
AcrobatAdobeSee advisory9.4
Acrobat ReaderAdobeSee advisory9.4.4
Adobe AirAdobeSee advisory2.6.19140
Flash PlayerAdobeSee advisory10.2.154.27
ChromeGoogleSee advisory10.0.648.205
3 more affected products in the full CVE brief

Patched Releases

Acrobat

9.4

Acrobat Reader

9.4.4

Adobe Air

2.6.19140

Flash Player

10.2.154.27

flash-plugin

0:10.2.159.1-1.el5, 0:10.2.159.1-1.el6

Chrome

10.0.648.205

Timeline

  1. Publicly disclosed

    Apr 11, 2011

  2. Added to Industry KEV feed

    Apr 13, 2011

  3. Added to CISA KEV

    Mar 3, 2022

  4. Added to CIRCL KEV

    Mar 3, 2022

  5. Added to ENISA EUVD

    Mar 3, 2022

  6. Last updated

    Oct 22, 2025

Weakness Type

  • CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')

References

15 more references in the full CVE brief

FAQ

Common Questions.

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