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CVE-2025-59505

Windows - Smart Card

Microsoft CVSS 7.8 Updated March 13, 2026

Executive Risk Summary

"A double free vulnerability in Windows Smart Card 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, making it a significant risk for organizations with sensitive information."

Operational Audit Arsenal

Target Type DLL
Target Asset scard.dll
Standard Path %windir%\System32
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: scard.dll (DLL)
$Targets = 'scard.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

Smart Card services may be affected

Internal Work Notes

CVE-2025-59505: Local privilege escalation vulnerability in Windows Smart Card, requiring patching to prevent unauthorized access

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Intelligence Sources

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