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If you use the ESB.Portal sample application that's shipped as part of the Microsoft BizTalk ESB Toolkit, you might be vulnerable to a cross-site scripting (XSS) attack. For more information, see the following Common Vulnerabilities and Exposures (CVE) advisory:


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. 


To fix this problem, download and install the update for Microsoft BizTalk ESB Toolkit.

Note: This installation will update the file that's present in the ESB Toolkit installation folder. You will have to manually apply the fix to your running ESB.Portal application.


For information about the service packs and cumulative update list for BizTalk Server, see the following Microsoft Knowledge Base article:

  • 2555976 Service pack and cumulative update list for BizTalk Server

For more information about BizTalk Server hotfixes, see the following Microsoft Learn article:

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