MEDIUM 5.9 Microsoft

CVE-2026-23656

Windows App Installer Spoofing Vulnerability

Microsoft Security Update 2026-Mar: Windows App Installer Spoofing Vulnerability

Affected Products

Windows App Client for Windows Desktop

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23656
https://nvd.nist.gov/vuln/detail/CVE-2026-23656

Published: 2026-03-10 · Source: Microsoft · Feed updated: 2026-08-10

This medium severity vulnerability with a CVSS score of 5.9 was published on 2026-03-10 via Microsoft. Affected: Windows App Client for Windows Desktop.

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