rainbutterfly/cve_corpus huggingface dataset:
CVE-2026-20794 
Buffer overflow for the Intel(R) Data Center Graphics Driver for VMware ESXi software before version 2.0.2 within Ring 1: Device Drivers may allow an escalation of privilege. System software adversary with a privileged user combined with a low complexity attack may enable local code execution. This result may potentially occur via local access when attack requirements are not present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (high), integrity (high) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (high), integrity (high) and availability (high) impacts.
Problem types: description: Escalation of Privilege
cwe_id: CWE-120
description: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Affected products: vendor: n/a
product: Intel(R) Data Center Graphics Driver for VMware ESXi software
default_status: unaffected
Published: 2026-05-12T16:34:49.458Z
CVE-2026-20796 Time-of-check time-of-use vulnerability in common teams API
Mattermost versions 10.11.x <= 10.11.9 fail to properly validate channel membership at the time of data retrieval which allows a deactivated user to learn team names they should not have access to via a race condition in the /common_teams API endpoint.. Mattermost Advisory ID: MMSA-2025-00549
Problem types: cwe_id: CWE-367
description: CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition
Affected products: vendor: Mattermost
product: Mattermost
default_status: unaffected
CVSS v3.1: attackVector: NETWORK
attackComplexity: HIGH
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: LOW
integrityImpact: NONE
availabilityImpact: NONE
version: 3.1
vectorString: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
baseSeverity: LOW
baseScore: 3.1
Credits: lang: en
value: Juho Forsén
Published: 2026-02-13T10:30:03.445Z
CVE-2026-20797 Copeland XWEB and XWEB Pro Stack-based Buffer Overflow
A stack based buffer overflow exists in an API route of XWEB Pro version
 1.12.1 and prior, enabling unauthenticated attackers to cause stack 
corruption and a termination of the program.
Problem types: description: WE-121
Affected products: vendor: Copeland
product: Copeland XWEB 300D PRO
default_status: unaffected
vendor: Copeland
product: Copeland XWEB 500D PRO
default_status: unaffected
vendor: Copeland
product: Copeland XWEB 500B PRO
default_status: unaffected
CVSS v3.1: attackComplexity: LOW
attackVector: ADJACENT_NETWORK
availabilityImpact: LOW
baseScore: 4.3
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
version: 3.1
Credits: lang: en
value: Amir Zaltzman and Noam Moshe of Claroty Team82 reported this vulnerability to CISA.
Published: 2026-02-27T01:03:18.783Z
CVE-2026-20800 Notification API Leaks Private Repository Issue Titles After Collaborator Permission Revocation
Gitea's notification API does not re-validate repository access permissions when returning notification details. After a user's access to a private repository is revoked, they may still view issue and pull request titles through previously received notifications.
Problem types: cwe_id: CWE-200
description: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
Affected products: vendor: Gitea
product: Gitea Open Source Git Server
default_status: unaffected
Credits: lang: en
value: spingARbor
Published: 2026-01-22T22:01:50.368Z
CVE-2026-20801 
Cleartext Transmission of Sensitive Information (CWE-319) in a component used in the Gallagher Hanwha VMS and Gallagher NxWitness VMS integrations allows unprivileged users with local network access to view live video streams. 

 

This issue affects all versions of Gallagher NxWitness VMS integration prior to 9.10.017 and Gallagher Hanwha VMS integration prior to 9.10.025.
Problem types: cwe_id: CWE-319
description: CWE-319 Cleartext Transmission of Sensitive Information
Affected products: vendor: Gallagher
product: NxWitness VMS and Hanwha VMS Integrations
default_status: affected
CVSS v3.1: attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: LOW
baseScore: 5.6
baseSeverity: MEDIUM
confidentialityImpact: LOW
integrityImpact: LOW
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
version: 3.1
Published: 2026-03-03T02:41:10.357Z
CVE-2026-20803 Microsoft SQL Server Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-306
description: CWE-306: Missing Authentication for Critical Function
Affected products: vendor: Microsoft
product: Microsoft SQL Server 2022 (GDR)
vendor: Microsoft
product: Microsoft SQL Server 2022 for x64-based Systems (CU 22)
vendor: Microsoft
product: Microsoft SQL Server 2025 for x64-based Systems (GDR)
CVSS v3.1: version: 3.1
baseSeverity: HIGH
baseScore: 7.2
vectorString: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:06.184Z
CVE-2026-20804 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: 2026-01-13T17:56:07.730Z
CVE-2026-20805 Desktop Window Manager 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 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: 2026-01-13T17:56:08.339Z
CVE-2026-20806 Windows COM Server Information Disclosure 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 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 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: 2026-04-14T16:57:51.820Z
CVE-2026-20808 Windows File Explorer 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 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: 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: 2026-01-13T17:56:09.108Z
CVE-2026-20809 Windows Kernel Memory Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-367
description: CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition
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 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: 2026-01-13T17:56:09.743Z
CVE-2026-20810 Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-590
description: CWE-590: Free of Memory not on the Heap
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 Server 2019
vendor: Microsoft
product: Windows Server 2019 (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: 2026-01-13T17:56:10.446Z
CVE-2026-20811 Win32k Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-843
description: CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')
cwe_id: CWE-822
description: CWE-822: Untrusted Pointer Dereference
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: 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: 2026-01-13T17:56:11.009Z
CVE-2026-20812 LDAP Tampering 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 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:N/I:H/A:N/E:U/RL:O/RC:C
Published: 2026-01-13T17:56:11.566Z
CVE-2026-20814 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: 2026-01-13T17:56:12.145Z
CVE-2026-20815 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')
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
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: 2026-01-13T17:56:12.957Z
CVE-2026-20816 Windows Installer 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: 2026-01-13T17:56:13.508Z
CVE-2026-20817 Windows Error Reporting Service Elevation of Privilege Vulnerability
Problem types: cwe_id: CWE-280
description: CWE-280: Improper Handling of Insufficient Permissions or Privileges
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: 7.8
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: 2026-01-13T17:56:14.091Z
CVE-2026-20818 Windows Kernel Information Disclosure Vulnerability
Problem types: cwe_id: CWE-532
description: CWE-532: Insertion of Sensitive Information into Log File
Affected products: 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: 6.2
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: 2026-01-13T17:56:14.582Z
CVE-2026-20819 Windows Virtualization-Based Security (VBS) Information Disclosure Vulnerability
Problem types: cwe_id: CWE-822
description: CWE-822: Untrusted Pointer Dereference
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
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: 2026-01-13T17:56:15.181Z
CVE-2026-20820 Windows Common Log File System Driver Elevation of Privilege 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: 2026-01-13T17:56:15.849Z
CVE-2026-20821 Remote Procedure Call 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 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: 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: 2026-01-13T17:56:16.538Z