rainbutterfly/cve_corpus huggingface dataset:
CVE-2026-20822 Windows Graphics Component Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-416
description: CWE-416: Use After Free
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: 7.8
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: 2026-01-13T17:56:17.130Z
CVE-2026-20823 Windows File Explorer Information Disclosure 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 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: 5.5
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:17.696Z
CVE-2026-20824 Windows Remote Assistance Security Feature Bypass Vulnerability
Problem types: cwe_id: CWE-693
description: CWE-693: Protection Mechanism Failure
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: MEDIUM
baseScore: 5.5
vectorString: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:18.315Z
CVE-2026-20825 Windows Hyper-V Information Disclosure Vulnerability
Problem types: cwe_id: CWE-284
description: CWE-284: Improper Access Control
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: MEDIUM
baseScore: 4.4
vectorString: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:18.914Z
CVE-2026-20826 Tablet Windows User Interface (TWINUI) Subsystem Information Disclosure 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 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: 2026-01-13T17:56:19.555Z
CVE-2026-20827 Tablet Windows User Interface (TWINUI) Subsystem Information Disclosure 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 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: 5.5
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:20.220Z
CVE-2026-20828 Windows rndismp6.sys Information Disclosure Vulnerability
Problem types: cwe_id: CWE-125
description: CWE-125: Out-of-bounds Read
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: MEDIUM
baseScore: 4.6
vectorString: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:20.817Z
CVE-2026-20829 TPM Trustlet Information Disclosure Vulnerability
Problem types: cwe_id: CWE-125
description: CWE-125: Out-of-bounds Read
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: MEDIUM
baseScore: 5.5
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:21.299Z
CVE-2026-20830 Capability Access Management Service (camsvc) 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
Affected products: 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: 2026-01-13T17:56:50.400Z
CVE-2026-20831 Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-367
description: CWE-367: Time-of-check Time-of-use (TOCTOU) 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 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: 2026-01-13T17:56:21.945Z
CVE-2026-20832 Windows Remote Procedure Call Interface Definition Language (IDL) Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-415
description: CWE-415: Double Free
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: 7.8
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: 2026-01-13T17:56:22.497Z
CVE-2026-20833 Windows Kerberos Information Disclosure Vulnerability
Problem types: cwe_id: CWE-327
description: CWE-327: Use of a Broken or Risky Cryptographic Algorithm
Affected products: 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: MEDIUM
baseScore: 5.5
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:23.072Z
CVE-2026-20834 Windows Spoofing Vulnerability
Problem types: cwe_id: CWE-36
description: CWE-36: Absolute Path Traversal
cwe_id: CWE-359
description: CWE-359: Exposure of Private Personal 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 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: MEDIUM
baseScore: 4.6
vectorString: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:23.700Z
CVE-2026-20835 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 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: 5.5
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:24.214Z
CVE-2026-20836 DirectX Graphics Kernel 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 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
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: 2026-01-13T17:56:24.781Z
CVE-2026-20837 Windows Media 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 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:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:25.378Z
CVE-2026-20838 Windows Kernel Information Disclosure Vulnerability
Problem types: cwe_id: CWE-209
description: CWE-209: Generation of Error Message Containing Sensitive Information
Affected products: 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: MEDIUM
baseScore: 5.5
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:25.953Z
CVE-2026-20839 Windows Client-Side Caching (CSC) Service Information Disclosure 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 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: 5.5
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:26.609Z