rainbutterfly/cve_corpus huggingface dataset:
CVE-2026-20840 Windows NTFS Remote Code Execution Vulnerability
Problem types: cwe_id: CWE-122
description: CWE-122: Heap-based Buffer Overflow
Affected products: vendor: Microsoft
product: Windows 10 Version 1607
vendor: Microsoft
product: Windows 10 Version 1809
vendor: Microsoft
product: Windows 10 Version 21H2
vendor: Microsoft
product: Windows 10 Version 22H2
vendor: Microsoft
product: Windows 11 version 22H3
vendor: Microsoft
product: Windows 11 Version 23H2
vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows Server 2008 R2 Service Pack 1
vendor: Microsoft
product: Windows Server 2008 R2 Service Pack 1 (Server Core installation)
vendor: Microsoft
product: Windows Server 2008 Service Pack 2
vendor: Microsoft
product: Windows Server 2008 Service Pack 2 (Server Core installation)
vendor: Microsoft
product: Windows Server 2012
vendor: Microsoft
product: Windows Server 2012 (Server Core installation)
vendor: Microsoft
product: Windows Server 2012 R2
vendor: Microsoft
product: Windows Server 2012 R2 (Server Core installation)
vendor: Microsoft
product: Windows Server 2016
vendor: Microsoft
product: Windows Server 2016 (Server Core installation)
vendor: Microsoft
product: Windows Server 2019
vendor: Microsoft
product: Windows Server 2019 (Server Core installation)
vendor: Microsoft
product: Windows Server 2022
vendor: Microsoft
product: Windows Server 2022, 23H2 Edition (Server Core installation)
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:27.184Z
CVE-2026-20841 Windows Notepad App Remote Code Execution Vulnerability
Problem types: cwe_id: CWE-77
description: CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')
Affected products: vendor: Microsoft
product: Windows Notepad
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Published: 2026-02-10T17:51:50.412Z
CVE-2026-20842 Microsoft DWM Core Library Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-416
description: CWE-416: Use After Free
Affected products: vendor: Microsoft
product: Windows 10 Version 21H2
vendor: Microsoft
product: Windows 10 Version 22H2
vendor: Microsoft
product: Windows 11 version 22H3
vendor: Microsoft
product: Windows 11 Version 23H2
vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows Server 2022
vendor: Microsoft
product: Windows Server 2022, 23H2 Edition (Server Core installation)
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7
vectorString: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:27.694Z
CVE-2026-20843 Windows Routing and Remote Access Service (RRAS) Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-284
description: CWE-284: Improper Access Control
Affected products: vendor: Microsoft
product: Windows 10 Version 1607
vendor: Microsoft
product: Windows 10 Version 1809
vendor: Microsoft
product: Windows 10 Version 21H2
vendor: Microsoft
product: Windows 10 Version 22H2
vendor: Microsoft
product: Windows 11 version 22H3
vendor: Microsoft
product: Windows 11 Version 23H2
vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows Server 2008 R2 Service Pack 1
vendor: Microsoft
product: Windows Server 2008 R2 Service Pack 1 (Server Core installation)
vendor: Microsoft
product: Windows Server 2008 Service Pack 2
vendor: Microsoft
product: Windows Server 2008 Service Pack 2 (Server Core installation)
vendor: Microsoft
product: Windows Server 2012
vendor: Microsoft
product: Windows Server 2012 (Server Core installation)
vendor: Microsoft
product: Windows Server 2012 R2
vendor: Microsoft
product: Windows Server 2012 R2 (Server Core installation)
vendor: Microsoft
product: Windows Server 2016
vendor: Microsoft
product: Windows Server 2016 (Server Core installation)
vendor: Microsoft
product: Windows Server 2019
vendor: Microsoft
product: Windows Server 2019 (Server Core installation)
vendor: Microsoft
product: Windows Server 2022
vendor: Microsoft
product: Windows Server 2022, 23H2 Edition (Server Core installation)
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:52.600Z
CVE-2026-20844 Windows Clipboard Server Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-416
description: CWE-416: Use After Free
cwe_id: CWE-362
description: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Affected products: vendor: Microsoft
product: Windows 10 Version 1607
vendor: Microsoft
product: Windows 10 Version 1809
vendor: Microsoft
product: Windows 10 Version 21H2
vendor: Microsoft
product: Windows 10 Version 22H2
vendor: Microsoft
product: Windows 11 version 22H3
vendor: Microsoft
product: Windows 11 Version 23H2
vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows Server 2016
vendor: Microsoft
product: Windows Server 2016 (Server Core installation)
vendor: Microsoft
product: Windows Server 2019
vendor: Microsoft
product: Windows Server 2019 (Server Core installation)
vendor: Microsoft
product: Windows Server 2022
vendor: Microsoft
product: Windows Server 2022, 23H2 Edition (Server Core installation)
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7.4
vectorString: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:28.249Z
CVE-2026-20846 GDI+ Denial of Service Vulnerability
Problem types: cwe_id: CWE-126
description: CWE-126: Buffer Over-read
Affected products: vendor: Microsoft
product: Microsoft Office for Android
vendor: Microsoft
product: Windows 10 Version 1607
vendor: Microsoft
product: Windows 10 Version 1809
vendor: Microsoft
product: Windows 10 Version 21H2
vendor: Microsoft
product: Windows 10 Version 22H2
vendor: Microsoft
product: Windows 11 version 22H3
vendor: Microsoft
product: Windows 11 Version 23H2
vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows 11 version 26H1
vendor: Microsoft
product: Windows 11 Version 26H1
vendor: Microsoft
product: Windows Server 2012
vendor: Microsoft
product: Windows Server 2012 (Server Core installation)
vendor: Microsoft
product: Windows Server 2012 R2
vendor: Microsoft
product: Windows Server 2012 R2 (Server Core installation)
vendor: Microsoft
product: Windows Server 2016
vendor: Microsoft
product: Windows Server 2016 (Server Core installation)
vendor: Microsoft
product: Windows Server 2019
vendor: Microsoft
product: Windows Server 2019 (Server Core installation)
vendor: Microsoft
product: Windows Server 2022
vendor: Microsoft
product: Windows Server 2022, 23H2 Edition (Server Core installation)
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
Published: 2026-02-10T17:51:49.875Z
CVE-2026-20847 Microsoft Windows File Explorer Spoofing Vulnerability
Problem types: cwe_id: CWE-200
description: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
Affected products: vendor: Microsoft
product: Windows 10 Version 1607
vendor: Microsoft
product: Windows 10 Version 1809
vendor: Microsoft
product: Windows 10 Version 21H2
vendor: Microsoft
product: Windows 10 Version 22H2
vendor: Microsoft
product: Windows 11 version 22H3
vendor: Microsoft
product: Windows 11 Version 23H2
vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows Server 2008 R2 Service Pack 1
vendor: Microsoft
product: Windows Server 2008 R2 Service Pack 1 (Server Core installation)
vendor: Microsoft
product: Windows Server 2012
vendor: Microsoft
product: Windows Server 2012 (Server Core installation)
vendor: Microsoft
product: Windows Server 2012 R2
vendor: Microsoft
product: Windows Server 2012 R2 (Server Core installation)
vendor: Microsoft
product: Windows Server 2016
vendor: Microsoft
product: Windows Server 2016 (Server Core installation)
vendor: Microsoft
product: Windows Server 2019
vendor: Microsoft
product: Windows Server 2019 (Server Core installation)
vendor: Microsoft
product: Windows Server 2022
vendor: Microsoft
product: Windows Server 2022, 23H2 Edition (Server Core installation)
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: MEDIUM
baseScore: 6.5
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:28.912Z
CVE-2026-20848 Windows SMB Server Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-362
description: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Affected products: vendor: Microsoft
product: Windows 10 Version 1607
vendor: Microsoft
product: Windows 10 Version 1809
vendor: Microsoft
product: Windows 10 Version 21H2
vendor: Microsoft
product: Windows 10 Version 22H2
vendor: Microsoft
product: Windows 11 version 22H3
vendor: Microsoft
product: Windows 11 Version 23H2
vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows Server 2012
vendor: Microsoft
product: Windows Server 2012 (Server Core installation)
vendor: Microsoft
product: Windows Server 2012 R2
vendor: Microsoft
product: Windows Server 2012 R2 (Server Core installation)
vendor: Microsoft
product: Windows Server 2016
vendor: Microsoft
product: Windows Server 2016 (Server Core installation)
vendor: Microsoft
product: Windows Server 2019
vendor: Microsoft
product: Windows Server 2019 (Server Core installation)
vendor: Microsoft
product: Windows Server 2022
vendor: Microsoft
product: Windows Server 2022, 23H2 Edition (Server Core installation)
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:53.183Z
CVE-2026-20849 Windows Kerberos Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-807
description: CWE-807: Reliance on Untrusted Inputs in a Security Decision
Affected products: vendor: Microsoft
product: Windows 10 Version 1607
vendor: Microsoft
product: Windows 10 Version 1809
vendor: Microsoft
product: Windows 10 Version 21H2
vendor: Microsoft
product: Windows 10 Version 22H2
vendor: Microsoft
product: Windows 11 version 22H3
vendor: Microsoft
product: Windows 11 Version 23H2
vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows Server 2008 R2 Service Pack 1
vendor: Microsoft
product: Windows Server 2008 R2 Service Pack 1 (Server Core installation)
vendor: Microsoft
product: Windows Server 2008 Service Pack 2
vendor: Microsoft
product: Windows Server 2008 Service Pack 2 (Server Core installation)
vendor: Microsoft
product: Windows Server 2012
vendor: Microsoft
product: Windows Server 2012 (Server Core installation)
vendor: Microsoft
product: Windows Server 2012 R2
vendor: Microsoft
product: Windows Server 2012 R2 (Server Core installation)
vendor: Microsoft
product: Windows Server 2016
vendor: Microsoft
product: Windows Server 2016 (Server Core installation)
vendor: Microsoft
product: Windows Server 2019
vendor: Microsoft
product: Windows Server 2019 (Server Core installation)
vendor: Microsoft
product: Windows Server 2022
vendor: Microsoft
product: Windows Server 2022, 23H2 Edition (Server Core installation)
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:53.833Z
CVE-2026-20851 Capability Access Management Service (camsvc) Information Disclosure Vulnerability
Problem types: cwe_id: CWE-125
description: CWE-125: Out-of-bounds Read
Affected products: vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: MEDIUM
baseScore: 6.2
vectorString: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:29.398Z
CVE-2026-20852 Windows Hello Tampering Vulnerability
Problem types: cwe_id: CWE-266
description: CWE-266: Incorrect Privilege Assignment
Affected products: vendor: Microsoft
product: Windows 10 Version 1607
vendor: Microsoft
product: Windows 10 Version 1809
vendor: Microsoft
product: Windows 10 Version 21H2
vendor: Microsoft
product: Windows 10 Version 22H2
vendor: Microsoft
product: Windows 11 version 22H3
vendor: Microsoft
product: Windows 11 Version 23H2
vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows Server 2016
vendor: Microsoft
product: Windows Server 2016 (Server Core installation)
vendor: Microsoft
product: Windows Server 2019
vendor: Microsoft
product: Windows Server 2019 (Server Core installation)
vendor: Microsoft
product: Windows Server 2022
vendor: Microsoft
product: Windows Server 2022, 23H2 Edition (Server Core installation)
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7.7
vectorString: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:29.965Z
CVE-2026-20853 Windows WalletService Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-362
description: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Affected products: vendor: Microsoft
product: Windows 10 Version 1607
vendor: Microsoft
product: Windows 10 Version 1809
vendor: Microsoft
product: Windows 10 Version 21H2
vendor: Microsoft
product: Windows 10 Version 22H2
vendor: Microsoft
product: Windows 11 version 22H3
vendor: Microsoft
product: Windows 11 Version 23H2
vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7.4
vectorString: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:54.332Z
CVE-2026-20854 Windows Local Security Authority Subsystem Service (LSASS) Remote Code Execution Vulnerability
Problem types: cwe_id: CWE-416
description: CWE-416: Use After Free
Affected products: vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:54.915Z
CVE-2026-20856 Windows Server Update Service (WSUS) Remote Code Execution Vulnerability
Problem types: cwe_id: CWE-20
description: CWE-20: Improper Input Validation
Affected products: vendor: Microsoft
product: Windows 10 Version 1607
vendor: Microsoft
product: Windows 10 Version 1809
vendor: Microsoft
product: Windows 10 Version 21H2
vendor: Microsoft
product: Windows 10 Version 22H2
vendor: Microsoft
product: Windows 11 version 22H3
vendor: Microsoft
product: Windows 11 Version 23H2
vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows Server 2012
vendor: Microsoft
product: Windows Server 2012 (Server Core installation)
vendor: Microsoft
product: Windows Server 2012 R2
vendor: Microsoft
product: Windows Server 2012 R2 (Server Core installation)
vendor: Microsoft
product: Windows Server 2016
vendor: Microsoft
product: Windows Server 2016 (Server Core installation)
vendor: Microsoft
product: Windows Server 2019
vendor: Microsoft
product: Windows Server 2019 (Server Core installation)
vendor: Microsoft
product: Windows Server 2022
vendor: Microsoft
product: Windows Server 2022, 23H2 Edition (Server Core installation)
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 8.1
vectorString: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:30.668Z
CVE-2026-20857 Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-822
description: CWE-822: Untrusted Pointer Dereference
Affected products: vendor: Microsoft
product: Windows 10 Version 1809
vendor: Microsoft
product: Windows 10 Version 21H2
vendor: Microsoft
product: Windows 10 Version 22H2
vendor: Microsoft
product: Windows 11 version 22H3
vendor: Microsoft
product: Windows 11 Version 23H2
vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows Server 2019
vendor: Microsoft
product: Windows Server 2019 (Server Core installation)
vendor: Microsoft
product: Windows Server 2022
vendor: Microsoft
product: Windows Server 2022, 23H2 Edition (Server Core installation)
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:31.296Z
CVE-2026-20858 Windows Management Services Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-416
description: CWE-416: Use After Free
cwe_id: CWE-362
description: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Affected products: vendor: Microsoft
product: Windows 10 Version 1809
vendor: Microsoft
product: Windows 10 Version 21H2
vendor: Microsoft
product: Windows 10 Version 22H2
vendor: Microsoft
product: Windows 11 version 22H3
vendor: Microsoft
product: Windows 11 Version 23H2
vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows Server 2019
vendor: Microsoft
product: Windows Server 2019 (Server Core installation)
vendor: Microsoft
product: Windows Server 2022
vendor: Microsoft
product: Windows Server 2022, 23H2 Edition (Server Core installation)
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:T/RC:C
Published: 2026-01-13T17:56:31.998Z
CVE-2026-20859 Windows Kernel-Mode Driver Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-416
description: CWE-416: Use After Free
Affected products: vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:32.574Z
CVE-2026-20860 Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-843
description: CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')
Affected products: vendor: Microsoft
product: Windows 10 Version 1607
vendor: Microsoft
product: Windows 10 Version 1809
vendor: Microsoft
product: Windows 10 Version 21H2
vendor: Microsoft
product: Windows 10 Version 22H2
vendor: Microsoft
product: Windows 11 version 22H3
vendor: Microsoft
product: Windows 11 Version 23H2
vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows Server 2008 R2 Service Pack 1
vendor: Microsoft
product: Windows Server 2008 R2 Service Pack 1 (Server Core installation)
vendor: Microsoft
product: Windows Server 2008 Service Pack 2
vendor: Microsoft
product: Windows Server 2008 Service Pack 2 (Server Core installation)
vendor: Microsoft
product: Windows Server 2012
vendor: Microsoft
product: Windows Server 2012 (Server Core installation)
vendor: Microsoft
product: Windows Server 2012 R2
vendor: Microsoft
product: Windows Server 2012 R2 (Server Core installation)
vendor: Microsoft
product: Windows Server 2016
vendor: Microsoft
product: Windows Server 2016 (Server Core installation)
vendor: Microsoft
product: Windows Server 2019
vendor: Microsoft
product: Windows Server 2019 (Server Core installation)
vendor: Microsoft
product: Windows Server 2022
vendor: Microsoft
product: Windows Server 2022, 23H2 Edition (Server Core installation)
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:33.121Z
CVE-2026-20861 Windows Management Services Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-362
description: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
cwe_id: CWE-416
description: CWE-416: Use After Free
cwe_id: CWE-415
description: CWE-415: Double Free
Affected products: vendor: Microsoft
product: Windows 10 Version 1809
vendor: Microsoft
product: Windows 10 Version 21H2
vendor: Microsoft
product: Windows 10 Version 22H2
vendor: Microsoft
product: Windows 11 version 22H3
vendor: Microsoft
product: Windows 11 Version 23H2
vendor: Microsoft
product: Windows 11 Version 24H2
vendor: Microsoft
product: Windows 11 Version 25H2
vendor: Microsoft
product: Windows Server 2019
vendor: Microsoft
product: Windows Server 2019 (Server Core installation)
vendor: Microsoft
product: Windows Server 2022
vendor: Microsoft
product: Windows Server 2022, 23H2 Edition (Server Core installation)
vendor: Microsoft
product: Windows Server 2025
vendor: Microsoft
product: Windows Server 2025 (Server Core installation)
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:55.982Z