If you're using an out-of-date version of the Adobe Flash Player plug-in, you may see the message “Blocked plug-in,” “Flash Security Alert,” or “Flash out-of-date” when attempting to view Flash content in Safari.
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Clicking the indicator displays a message that Adobe Flash Player is out of date:
To continue viewing Flash content, update to a later version of Adobe Flash Player:
How To Update Adobe Flash Player For Mac 2018
- Click the Download Flash button. Safari opens the Adobe Flash Player page on the Adobe website.
- Follow the instructions on the Adobe website to download and install the latest version of the plug-in.
If you need to use an older version of Flash Player, you can use Internet plug-in management in Safari to run the plug-in in unsafe mode for websites that you trust.
Contact Adobe if you need help downloading, installing, or using Adobe Flash Player.
Bulletin ID | Date Published | Priority |
APSB18-16 | May 8, 2018 | 2 |
Adobe has released security updates for Adobe Flash Player for Windows, Macintosh, Linux and Chrome OS. These updates address critical vulnerabilities in Adobe Flash Player 29.0.0.140 and earlier versions. Successful exploitation could lead to arbitrary code execution in the context of the current user.
Product | Version | Platform |
Adobe Flash Player Desktop Runtime | 29.0.0.140 and earlier versions | Windows, Macintosh and Linux |
Adobe Flash Player for Google Chrome | 29.0.0.140 and earlier versions | Windows, Macintosh, Linux and Chrome OS |
Adobe Flash Player for Microsoft Edge and Internet Explorer 11 | 29.0.0.140 and earlier versions | Windows 10 and 8.1 |
To verify the version of Adobe Flash Player installed on your system, access the About Flash Player page, or right- click on content running in Flash Player and select 'About Adobe (or Macromedia) Flash Player' from the menu. If you use multiple browsers, perform the check for each browser you have installed on your system.

Adobe Flash Player New 2018
Adobe categorizes these updates with the following priority ratings and recommends users update their installation to the latest version:
Product | Version | Platform | Priority | Availability |
Adobe Flash Player Desktop Runtime | 29.0.0.171 | Windows, Macintosh | 2 | |
Adobe Flash Player for Google Chrome | 29.0.0.171 | Windows, Macintosh, Linux, and Chrome OS | 2 | Google Chrome Releases |
Adobe Flash Player for Microsoft Edge and Internet Explorer 11 | 29.0.0.171 | Windows 10 and 8.1 | 2 | Microsoft Security Advisory |
Adobe Flash Player Desktop Runtime | 29.0.0.171 | Linux | 3 | Flash Player Download Center |
Note:

Adobe Flash Player Free Download
- Adobe recommends users of the Adobe Flash Player Desktop Runtime for Windows, Macintosh and Linux update to Adobe Flash Player 29.0.0.171 via the update mechanism within the product [1] or by visiting the Adobe Flash Player Download Center.
- Adobe Flash Player installed with Google Chrome will be automatically updated to the latest Google Chrome version, which will include Adobe Flash Player 29.0.0.171 for Windows, Macintosh, Linux and Chrome OS.
- Adobe Flash Player installed with Microsoft Edge and Internet Explorer 11 for Windows 10 and 8.1 will be automatically updated to the latest version, which will include Adobe Flash Player 29.0.0.171.
- Please visit the Flash Player Help page for assistance in installing Flash Player.
[1] Users who have selected the option to 'Allow Adobe to install updates' will receive the update automatically. Users who do not have the 'Allow Adobe to install updates' option enabled can install the update via the update mechanism within the product when prompted.
Vulnerability Category | Vulnerability Impact | Severity | CVE Number |
Type Confusion | Arbitrary Code Execution | Critical | CVE-2018-4944 |
Adobe would like to thank the following individuals and organizations for reporting this issue and for working with Adobe to help protect our customers:
- Jihui Lu of Tencent KeenLab (CVE-2018-4944)