CVE-2026-21525

KEV
Published: Feb 10, 2026 Last Modified: Feb 11, 2026
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 6,2
Attack Vector: local
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high

Description

AI Translation Available

Null pointer dereference in Windows Remote Access Connection Manager allows an unauthorized attacker to deny service locally.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0216
Percentile
0,8th
Updated

EPSS Score Trend (Last 15 Days)

476

NULL Pointer Dereference

Stable
Common Consequences
Security Scopes Affected:
Availability Integrity Confidentiality
Potential Impacts:
Dos: Crash, Exit, Or Restart Execute Unauthorized Code Or Commands Read Memory Modify Memory
Applicable Platforms
Languages: C, C#, C++, Go, Java
View CWE Details
Operating System

Windows Server 2025 by Microsoft

Version Range Affected
To 10.0.26100.32313 (exclusive)
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 1809 by Microsoft

Version Range Affected
To 10.0.17763.8389 (exclusive)
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 21H2 by Microsoft

Version Range Affected
To 10.0.19044.6937 (exclusive)
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x86:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 22H2 by Microsoft

Version Range Affected
To 10.0.19045.6937 (exclusive)
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:arm64:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 21H2 by Microsoft

Version Range Affected
To 10.0.19044.6937 (exclusive)
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x64:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 11 25H2 by Microsoft

Version Range Affected
To 10.0.26200.7781 (exclusive)
cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:arm64:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 11 24H2 by Microsoft

Version Range Affected
To 10.0.26100.7781 (exclusive)
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows Server 2022 by Microsoft

Version Range Affected
To 10.0.20348.4711 (exclusive)
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 22H2 by Microsoft

Version Range Affected
To 10.0.19045.6937 (exclusive)
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x86:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows Server 2012 by Microsoft

cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 11 24H2 by Microsoft

Version Range Affected
To 10.0.26100.7781 (exclusive)
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 11 23H2 by Microsoft

Version Range Affected
To 10.0.22631.6649 (exclusive)
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:arm64:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows Server 2019 by Microsoft

Version Range Affected
To 10.0.17763.8389 (exclusive)
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 1607 by Microsoft

Version Range Affected
To 10.0.14393.8868 (exclusive)
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 1809 by Microsoft

Version Range Affected
To 10.0.17763.8389 (exclusive)
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 11 23H2 by Microsoft

Version Range Affected
To 10.0.22631.6649 (exclusive)
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:x64:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 11 25H2 by Microsoft

Version Range Affected
To 10.0.26200.7781 (exclusive)
cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:x64:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows Server 2012 by Microsoft

cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows Server 2016 by Microsoft

Version Range Affected
To 10.0.14393.8868 (exclusive)
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 1607 by Microsoft

Version Range Affected
To 10.0.14393.8868 (exclusive)
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 21H2 by Microsoft

Version Range Affected
To 10.0.19044.6937 (exclusive)
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:arm64:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows Server 2022 23H2 by Microsoft

Version Range Affected
To 10.0.25398.2149 (exclusive)
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 22H2 by Microsoft

Version Range Affected
To 10.0.19045.6937 (exclusive)
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x64:*
Common Platform Enumeration - Standardized vulnerability identification
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026…
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21525