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CVE-2025-54111

Windows UI XAML Phone - DatePickerFlyout

Microsoft CVSS 7.8 Updated March 12, 2026

Executive Risk Summary

"A use-after-free vulnerability in Windows UI XAML Phone DatePickerFlyout allows an authorized attacker to elevate privileges locally, potentially leading to unauthorized access to sensitive data and system resources. This vulnerability can be exploited by an attacker with local access to the system, and successful exploitation could result in a significant security breach."

Operational Audit Arsenal

Target Type DLL
Target Asset Windows.UI.Xaml.Phone.dll
Standard Path %ProgramFiles%\WindowsApps\Microsoft.WindowsPhone.Xaml.dll
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: Windows.UI.Xaml.Phone.dll (DLL)
$Targets = 'Windows.UI.Xaml.Phone.dll'
$SearchPaths = @("$env:windir\System32", "$env:ProgramFiles", "${env:ProgramFiles(x86)}")

Get-ChildItem -Path $SearchPaths -Include $Targets -Recurse -ErrorAction SilentlyContinue | 
Select-Object FullName, @{Name="Version";Expression={$_.VersionInfo.ProductVersion}}

Patch Impact Forecast

Reboot Required Likely

Windows UI XAML Phone functionality may be affected

Internal Work Notes

CVE-2025-54111: Local privilege escalation vulnerability in Windows UI XAML Phone DatePickerFlyout, requiring patching to prevent unauthorized access and potential security breaches.

Technical Intelligence & Operational Utilities • Delivered Weekly

Intelligence Sources

Related Microsoft Threats

Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.