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CVE-2026-45594 Details

Description

Exposure of sensitive information to an unauthorized actor in Windows Application Identity (AppID) Subsystem allows an authorized attacker to disclose information locally.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45594	[email protected]	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-200	Exposure of Sensitive Information to an Unauthorized Actor	[email protected]

Affected Products

Product	Versions
microsoft windows 10 1607	< 10.0.14393.9234
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	< 10.0.17763.8880
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	< 10.0.19044.7417
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	< 10.0.19045.7417
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 23h2	< 10.0.22631.7219
CPE cpe:2.3:o:microsoft:windows_11_23h2:::::::arm64:* cpe:2.3:o:microsoft:windows_11_23h2:::::::x64:* Remediation No remediation found in references.
microsoft windows 11 24h2	< 10.0.26100.8655
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	< 10.0.26200.8655
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
CPE cpe:2.3:o:microsoft:windows_11_26h1:::::::arm64:* cpe:2.3:o:microsoft:windows_11_26h1:::::::x64:* Remediation No remediation found in references.
microsoft windows server 2016	< 10.0.14393.9234
CPE cpe:2.3:o:microsoft:windows_server_2016:::::::: Remediation No remediation found in references.
microsoft windows server 2019	< 10.0.17763.8880
CPE cpe:2.3:o:microsoft:windows_server_2019:::::::: Remediation No remediation found in references.
microsoft windows server 2022	< 10.0.20348.5256
CPE cpe:2.3:o:microsoft:windows_server_2022:::::::: Remediation No remediation found in references.
microsoft windows server 2025	< 10.0.26100.32995
CPE cpe:2.3:o:microsoft:windows_server_2025:::::::x64:* Remediation No remediation found in references.

Change History

5 change records found show changes

Date	Action	Recorded By
Jul 23, 2026	CVE Translated	[email protected]
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Jun 11, 2026	Initial Analysis	[email protected]
Jun 9, 2026	New CVE Received	[email protected]

CVE-2026-45594 Details

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Affected Products

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

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Change History

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