High7.0Microsoft Server

High [CVE-2026-48572] Windows App Package Installer Elevation of Privilege Vulnerability

This high-severity Microsoft Server advisory covers CVE-2026-48572 affecting Windows Server 2025.

CVE-2026-48572 Published Jul 14, 2026Updated by vendor Jul 14, 2026

CVE-2026-48572

Affected products & platforms

Microsoft ServerWindows Server

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Summary

Windows App Package Installer Elevation of Privilege Vulnerability

Affected product named by the advisory: Windows Server 2025.

Affected versions

Windows 11 version 23H2 10.0.22631.0
Windows 11 Version 23H2 10.0.22631.0
Windows 11 Version 24H2 10.0.26100.0
Windows 11 Version 25H2 10.0.26200.0
Windows 11 version 26H1 10.0.28000.0
Windows Server 2025 10.0.26100.0
Windows Server 2025 (Server Core installation) 10.0.26100.0

Official advisory · high-confidence parse· fetched 1 month ago·verify at source

Fixed versions

KB5099536 (build 10.0.26100.33158)
KB5101650 (build 10.0.26100.8875)
KB5099414 (build 10.0.22631.7376)
KB5095051 (build 10.0.28000.2269)
KB5101649 (build 10.0.28000.2525)

Official advisory · high-confidence parse· fetched 1 month ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Install the applicable security update for your platform: KB5099536, KB5101650, KB5099414, KB5095051, KB5101649 (see the Microsoft Update Catalog).

Official advisory · high-confidence parse· fetched 1 month ago·verify at source

Sources

Official and corroborating records used to build this advisory.

Microsoft Security Update Guide (MSRC)official
Official vendor source used to discover this advisory; it remains the authority for affected products and remediation. Discovered from the machine-readable feed https://api.msrc.microsoft.com/cvrf/v3.0/updates; this link opens the Microsoft Server advisory index instead of the raw feed document.
Microsoft Server
Official vendor advisoryofficial
Official advisory page fetched and parsed for the summary, affected/fixed versions and remediation guidance it provides.
Microsoft Server
CVE.org CNA affected-product recordCVE.org
Structured CNA affected[] data independently confirmed the affected product scope; native advisory content remains authoritative.
CVE Program

Cross-references

Validate CVE metadata against the authoritative registries.

CVE-2026-48572NVD CVE.org MITRE

Official resources

Microsoft Update Catalog: KB5099536
Official documentation
Direct download of the KB5099536 security update named in the MSRC remediation data for this CVE.
Microsoft Update Catalog: KB5101650
Official documentation
Direct download of the KB5101650 security update named in the MSRC remediation data for this CVE.
Microsoft Update Catalog: KB5099414
Official documentation
Direct download of the KB5099414 security update named in the MSRC remediation data for this CVE.
MSRC Security Update Guide
Official documentation
Filter by this CVE for per-product KB numbers, severity and exploitability assessment.

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