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Unrated severityNVD Advisory· Published Mar 10, 2026· Updated Apr 14, 2026

Windows App Installer Spoofing Vulnerability

CVE-2026-23656

Description

Insufficient verification of data authenticity in Windows App Installer allows an unauthorized attacker to perform spoofing over a network.

Affected products

2

Microsoft/Windows Installerllm-fuzzy
Microsoft/Windows App Client for Windows Desktopv5
Range: 1.00

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23656mitrevendor-advisorypatch

News mentions

0

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