Elevation of Privilege Vulnerability in.NET WPF Under Investigation
An elevation of privilege vulnerability reportedly exists in Windows Presentation Foundation (WPF) in .NET 8,.NET 9, and.NET 10. Affected components include specific versions of Microsoft.WindowsDesktop.App.Runtime.
What happened
An elevation of privilege vulnerability is under investigation in Windows Presentation Foundation (WPF) within.NET 8,.NET 9, and.NET 10. This vulnerability appears to be triggered when parsing specially crafted XAML input, potentially allowing an attacker to elevate privileges on the affected system. The affected components are Microsoft.WindowsDesktop.App.Runtime.win-arm64, Microsoft.WindowsDesktop.App.Runtime.win-x64, and Microsoft.WindowsDesktop.App.Runtime.win-x86, specifically versions >=10.0.0 and <=10.0.9.
To assess your exposure, check if your systems are using any of the affected.NET WPF components within the specified version ranges. It is recommended to upgrade to the patched versions: 10.0.10 for all affected packages as a precautionary measure. For more detailed information, consult the primary sources provided.
How 0Day mitigates this
Microsoft.WindowsDesktop.App.Runtime.win-arm64 is anywhere in your dependency tree, the engineers who own the affected repositories get a push alert the moment it is flagged — no manual audit to remember to run.Read how this differs from waiting on a scanner to catch a known advisory, or see the exact, read-only access 0Day needs to do this for an organization.