CVE-2011-0611

What it is

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.

At a glance

Exploitability

Can be exploited over the network without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.

In the wild

CISA lists this as exploited in real attacks. Treat as urgent.

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2011-01-20 00:00 UTC ReservedThe CVE id was reserved by its CNA
2. 2011-04-13 14:55 UTC PublishedDisclosed publicly on CVE.org and NVD
3. 2022-03-03 Exploited in the wildAdded to CISA's Known Exploited Vulnerabilities list
4. 2022-03-24 Remediation deadlineCISA's due date for federal agencies to fix it
5. 2026-06-16 23:27 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: yes, CISA lists it. This puts it above everything that is not.
• Exploit odds: 99.4% in the next 30 days (EPSS).
• Severity: 8.8 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2011-04-13 14:55 UTC

Last modified

2026-06-16 23:27 UTC

Added to CISA KEV

2022-03-03

Exploit probability

99.4% · EPSS, next 30 days

Weakness

CWE-843

Record status

Analyzed

Affected

• Adobe Flash Player < 10.2.154.27
• Adobe Flash Player ≤ 10.2.156.12
• Adobe Acrobat Reader < 9.4.4
• Adobe Acrobat Reader ≤ 10.0.1
• Adobe Air < 2.6.19140
• Adobe Acrobat Reader < 10.0.3
• Adobe Acrobat < 9.4
• Adobe Acrobat < 10.0.3

Attack profile CVSS 3.1 · 8.8

Attack vector

Network

Complexity

Low

Privileges needed

None

User interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2011-0611.md and follow it. Check whether this project is affected by CVE-2011-0611. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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