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VULNERABILITIES

CVE-2026-23656 Details

Description

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

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:5.9 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23656 [email protected]Vendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-345Insufficient Verification of Data Authenticity[email protected]

Affected Products

ProductVersions
microsoft windows app
< 2.0.964.0

CPE

  • cpe:2.3:a:microsoft:windows_app:*:*:*:*:*:windows:*:*

Remediation

  • No remediation found in references.

Change History

4 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-23656
NVD Published Date:
Mar 10, 2026
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2026-23656 Details - Not Deferred