Announcements

MA-1472.072026: MyCERT Advisory - Microsoft Active Directory Federation Services Insufficient Granularity of Access Control Vulnerability

  • 17th August 2026
A MyCERT security advisory was published on July 22, 2026, covering a vulnerability in Microsoft Active Directory Federation Services (ADFS), a tool many businesses use to manage secure user access to web applications, internal tools, and other services, often for single sign-on functionality. The issue is classified as an insufficient granularity ...
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MA-1473.072026: MyCERT Advisory - Microsoft SharePoint Server Missing Authentication for Critical Function Vulnerability

  • 17th August 2026
On 22 July 2026, a security advisory was published identifying a vulnerability in Microsoft SharePoint Server. The issue is that a critical function of the server does not require proper user authentication to access, meaning someone could interact with this function without valid login credentials for your SharePoint instance.If you use ...
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