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CVE-2026-20846

Windows - GDI+

Microsoft CVSS 7.5 Updated March 15, 2026

Executive Risk Summary

"A buffer over-read vulnerability in Windows GDI+ allows an unauthorized attacker to deny service over a network, potentially causing system instability or crashes. This vulnerability can be exploited remotely, making it a significant risk for systems exposed to the internet."

Operational Audit Arsenal

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

Graphics and printing services may be affected

Internal Work Notes

High-priority patch for Windows GDI+ buffer over-read vulnerability, requiring immediate attention to prevent potential denial-of-service attacks.

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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.