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CVE-2026-50356 Details

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Windows App Store allows an authorized attacker to elevate privileges locally.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:7 HIGHVector:CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50356	[email protected]	PatchVendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-362	Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')	[email protected]

Affected Products

Product	Versions
microsoft windows 10 1607	< 10.0.14393.9339
CPE cpe:2.3:o:microsoft:windows_10_1607:::::::x64:* cpe:2.3:o:microsoft:windows_10_1607:::::::x86:* Remediation No remediation found in references.
microsoft windows 10 1809	< 10.0.17763.9020
CPE cpe:2.3:o:microsoft:windows_10_1809:::::::x64:* cpe:2.3:o:microsoft:windows_10_1809:::::::x86:* Remediation No remediation found in references.
microsoft windows 10 21h2	< 10.0.19044.7548
CPE cpe:2.3:o:microsoft:windows_10_21h2:::::::arm64:* cpe:2.3:o:microsoft:windows_10_21h2:::::::x64:* cpe:2.3:o:microsoft:windows_10_21h2:::::::x86:* Remediation No remediation found in references.
microsoft windows 10 22h2	< 10.0.19045.7548
CPE cpe:2.3:o:microsoft:windows_10_22h2:::::::arm64:* cpe:2.3:o:microsoft:windows_10_22h2:::::::x64:* cpe:2.3:o:microsoft:windows_10_22h2:::::::x86:* Remediation No remediation found in references.
microsoft windows 11 24h2	< 10.0.26100.8875
CPE cpe:2.3:o:microsoft:windows_11_24h2:::::::arm64:* cpe:2.3:o:microsoft:windows_11_24h2:::::::x64:* Remediation No remediation found in references.
microsoft windows 11 25h2	< 10.0.26200.8875
CPE cpe:2.3:o:microsoft:windows_11_25h2:::::::arm64:* cpe:2.3:o:microsoft:windows_11_25h2:::::::x64:* Remediation No remediation found in references.
microsoft windows 11 26h1	< 10.0.28000.2269 < 10.0.28000.2525
CPE cpe:2.3:o:microsoft:windows_11_26h1:::::::x64:* cpe:2.3:o:microsoft:windows_11_26h1:::::::arm64:* Remediation No remediation found in references.
microsoft windows server 2016	< 10.0.14393.9339
CPE cpe:2.3:o:microsoft:windows_server_2016:::::::: Remediation No remediation found in references.
microsoft windows server 2019	< 10.0.17763.9020
CPE cpe:2.3:o:microsoft:windows_server_2019:::::::: Remediation No remediation found in references.
microsoft windows server 2022	< 10.0.20348.5386
CPE cpe:2.3:o:microsoft:windows_server_2022:::::::: Remediation No remediation found in references.
microsoft windows server 2025	< 10.0.26100.33158
CPE cpe:2.3:o:microsoft:windows_server_2025:::::::: Remediation No remediation found in references.

Change History

5 change records found show changes

Date	Action	Recorded By
Jul 23, 2026	CVE Modified	CISA-ADP
Jul 22, 2026	CVE Modified	[email protected]
Jul 16, 2026	Initial Analysis	[email protected]
Jul 14, 2026	CVE Modified	CISA-ADP
Jul 14, 2026	New CVE Received	[email protected]

CVE-2026-50356 Details

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Affected Products

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

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Change History

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