Read the docs
TI-2025-36384 Aliases CVE-2025-58726GHSA-929j-57v4-m4wf

Windows SMB Server Elevation of Privilege Vulnerability

Priority LOW 37CWE-284Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
High
Impact type
Privilege escalation
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Microsoft. Impact type from Microsoft.

Summary

Improper access control in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01038 64th percentileScored 2026-11-07
Fix Fixed Microsoft: 14 updates

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
MicrosoftWindows 10 Version 150710.0.10240.0 to before 10.0.10240.2116110.0.10240.21161Patch availableCNA
MicrosoftWindows 10 Version 160710.0.14393.0 to before 10.0.14393.851910.0.14393.8519Patch availableCNA
MicrosoftWindows 10 Version 180910.0.17763.0 to before 10.0.17763.791910.0.17763.7919Patch availableCNA
MicrosoftWindows 10 Version 21H210.0.19044.0 to before 10.0.19044.645610.0.19044.6456Patch availableCNA
MicrosoftWindows 10 Version 22H210.0.19045.0 to before 10.0.19045.645610.0.19045.6456Patch availableCNA
MicrosoftWindows 11 version 22H210.0.22621.0 to before 10.0.22621.606010.0.22621.6060Patch availableCNA
MicrosoftWindows 11 version 22H310.0.22631.0 to before 10.0.22631.606010.0.22631.6060Patch availableCNA
MicrosoftWindows 11 Version 23H210.0.22631.0 to before 10.0.22631.606010.0.22631.6060Patch availableCNA
MicrosoftWindows 11 Version 24H210.0.26100.0 to before 10.0.26100.689910.0.26100.6899Patch availableCNA
MicrosoftWindows 11 Version 25H210.0.26200.0 to before 10.0.26200.689910.0.26200.6899Patch availableCNA
MicrosoftWindows Server 2008 R2 Service Pack 16.1.7601.0 to before 6.1.7601.279746.1.7601.27974Patch availableCNA
MicrosoftWindows Server 2008 R2 Service Pack 1 (Server Core installation)6.1.7601.0 to before 6.1.7601.279746.1.7601.27974Patch availableCNA
MicrosoftWindows Server 2008 Service Pack 26.0.6003.0 to before 6.0.6003.235716.0.6003.23571Patch availableCNA
MicrosoftWindows Server 2008 Service Pack 2 (Server Core installation)6.0.6003.0 to before 6.0.6003.235716.0.6003.23571Patch availableCNA
MicrosoftWindows Server 20126.2.9200.0 to before 6.2.9200.257226.2.9200.25722Patch availableCNA
MicrosoftWindows Server 2012 (Server Core installation)6.2.9200.0 to before 6.2.9200.257226.2.9200.25722Patch availableCNA
MicrosoftWindows Server 2012 R26.3.9600.0 to before 6.3.9600.228246.3.9600.22824Patch availableCNA
MicrosoftWindows Server 2012 R2 (Server Core installation)6.3.9600.0 to before 6.3.9600.228246.3.9600.22824Patch availableCNA
MicrosoftWindows Server 201610.0.14393.0 to before 10.0.14393.851910.0.14393.8519Patch availableCNA
MicrosoftWindows Server 2016 (Server Core installation)10.0.14393.0 to before 10.0.14393.851910.0.14393.8519Patch availableCNA
MicrosoftWindows Server 201910.0.17763.0 to before 10.0.17763.791910.0.17763.7919Patch availableCNA
MicrosoftWindows Server 2019 (Server Core installation)10.0.17763.0 to before 10.0.17763.791910.0.17763.7919Patch availableCNA
MicrosoftWindows Server 202210.0.20348.0 to before 10.0.20348.429410.0.20348.4294Patch availableCNA
MicrosoftWindows Server 2022, 23H2 Edition (Server Core installation)10.0.25398.0 to before 10.0.25398.191310.0.25398.1913Patch availableCNA
MicrosoftWindows Server 202510.0.26100.0 to before 10.0.26100.689910.0.26100.6899Patch availableCNA
MicrosoftWindows Server 2025 (Server Core installation)10.0.26100.0 to before 10.0.26100.689910.0.26100.6899Patch availableCNA
  • Windows 10 Version 1507 VendorMicrosoft Affected 10.0.10240.0 to before 10.0.10240.21161 Fixed in 10.0.10240.21161 Patch available CNA
  • Windows 10 Version 1607 VendorMicrosoft Affected 10.0.14393.0 to before 10.0.14393.8519 Fixed in 10.0.14393.8519 Patch available CNA
  • Windows 10 Version 1809 VendorMicrosoft Affected 10.0.17763.0 to before 10.0.17763.7919 Fixed in 10.0.17763.7919 Patch available CNA
  • Windows 10 Version 21H2 VendorMicrosoft Affected 10.0.19044.0 to before 10.0.19044.6456 Fixed in 10.0.19044.6456 Patch available CNA
  • Windows 10 Version 22H2 VendorMicrosoft Affected 10.0.19045.0 to before 10.0.19045.6456 Fixed in 10.0.19045.6456 Patch available CNA
  • Windows 11 version 22H2 VendorMicrosoft Affected 10.0.22621.0 to before 10.0.22621.6060 Fixed in 10.0.22621.6060 Patch available CNA
  • Windows 11 version 22H3 VendorMicrosoft Affected 10.0.22631.0 to before 10.0.22631.6060 Fixed in 10.0.22631.6060 Patch available CNA
  • Windows 11 Version 23H2 VendorMicrosoft Affected 10.0.22631.0 to before 10.0.22631.6060 Fixed in 10.0.22631.6060 Patch available CNA
  • Windows 11 Version 24H2 VendorMicrosoft Affected 10.0.26100.0 to before 10.0.26100.6899 Fixed in 10.0.26100.6899 Patch available CNA
  • Windows 11 Version 25H2 VendorMicrosoft Affected 10.0.26200.0 to before 10.0.26200.6899 Fixed in 10.0.26200.6899 Patch available CNA
  • Windows Server 2008 R2 Service Pack 1 VendorMicrosoft Affected 6.1.7601.0 to before 6.1.7601.27974 Fixed in 6.1.7601.27974 Patch available CNA
  • Windows Server 2008 R2 Service Pack 1 (Server Core installation) VendorMicrosoft Affected 6.1.7601.0 to before 6.1.7601.27974 Fixed in 6.1.7601.27974 Patch available CNA
  • Windows Server 2008 Service Pack 2 VendorMicrosoft Affected 6.0.6003.0 to before 6.0.6003.23571 Fixed in 6.0.6003.23571 Patch available CNA
  • Windows Server 2008 Service Pack 2 (Server Core installation) VendorMicrosoft Affected 6.0.6003.0 to before 6.0.6003.23571 Fixed in 6.0.6003.23571 Patch available CNA
  • Windows Server 2012 VendorMicrosoft Affected 6.2.9200.0 to before 6.2.9200.25722 Fixed in 6.2.9200.25722 Patch available CNA
  • Windows Server 2012 (Server Core installation) VendorMicrosoft Affected 6.2.9200.0 to before 6.2.9200.25722 Fixed in 6.2.9200.25722 Patch available CNA
  • Windows Server 2012 R2 VendorMicrosoft Affected 6.3.9600.0 to before 6.3.9600.22824 Fixed in 6.3.9600.22824 Patch available CNA
  • Windows Server 2012 R2 (Server Core installation) VendorMicrosoft Affected 6.3.9600.0 to before 6.3.9600.22824 Fixed in 6.3.9600.22824 Patch available CNA
  • Windows Server 2016 VendorMicrosoft Affected 10.0.14393.0 to before 10.0.14393.8519 Fixed in 10.0.14393.8519 Patch available CNA
  • Windows Server 2016 (Server Core installation) VendorMicrosoft Affected 10.0.14393.0 to before 10.0.14393.8519 Fixed in 10.0.14393.8519 Patch available CNA
  • Windows Server 2019 VendorMicrosoft Affected 10.0.17763.0 to before 10.0.17763.7919 Fixed in 10.0.17763.7919 Patch available CNA
  • Windows Server 2019 (Server Core installation) VendorMicrosoft Affected 10.0.17763.0 to before 10.0.17763.7919 Fixed in 10.0.17763.7919 Patch available CNA
  • Windows Server 2022 VendorMicrosoft Affected 10.0.20348.0 to before 10.0.20348.4294 Fixed in 10.0.20348.4294 Patch available CNA
  • Windows Server 2022, 23H2 Edition (Server Core installation) VendorMicrosoft Affected 10.0.25398.0 to before 10.0.25398.1913 Fixed in 10.0.25398.1913 Patch available CNA
  • Windows Server 2025 VendorMicrosoft Affected 10.0.26100.0 to before 10.0.26100.6899 Fixed in 10.0.26100.6899 Patch available CNA
  • Windows Server 2025 (Server Core installation) VendorMicrosoft Affected 10.0.26100.0 to before 10.0.26100.6899 Fixed in 10.0.26100.6899 Patch available CNA

CPE configurations NVD · 22

CPEVersionsRoleVendor
cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x64:*before 10.0.10240.21161VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:*before 10.0.10240.21161VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*before 10.0.14393.8519VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*before 10.0.14393.8519VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*before 10.0.17763.7919VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*before 10.0.17763.7919VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*before 10.0.19044.6456VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*before 10.0.19045.6456VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*before 10.0.22621.6060VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*up to 10.0.22631.6060VulnerableMicrosoft
  • cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x64:* Versions before 10.0.10240.21161 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:* Versions before 10.0.10240.21161 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:* Versions before 10.0.14393.8519 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:* Versions before 10.0.14393.8519 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* Versions before 10.0.17763.7919 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* Versions before 10.0.17763.7919 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:* Versions before 10.0.19044.6456 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:* Versions before 10.0.19045.6456 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:* Versions before 10.0.22621.6060 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:* Versions up to 10.0.22631.6060 Vulnerable ·Microsoft
Show 12 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*before 10.0.26100.6899VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:*:*before 10.0.26200.6899VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*r2 sp1VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*r2VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*up to 10.0.14393.8519VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*before 10.0.17763.7919VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*before 10.0.20348.4294VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*before 10.0.25398.1913VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*up to 10.0.26100.6899VulnerableMicrosoft
  • cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:* Versions before 10.0.26100.6899 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:*:* Versions before 10.0.26200.6899 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:* Versions r2 sp1 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* Versions r2 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* Versions up to 10.0.14393.8519 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* Versions before 10.0.17763.7919 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* Versions before 10.0.20348.4294 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:* Versions before 10.0.25398.1913 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* Versions up to 10.0.26100.6899 Vulnerable ·Microsoft

Remediation

Microsoft 14 updates

  • KB5066877
    Security Only
    • Windows Server 2008 for 32-bit Systems Service Pack 2 6.0.6003.23571
    • Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) 6.0.6003.23571
    • Windows Server 2008 for x64-based Systems Service Pack 2 6.0.6003.23571
    • Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) 6.0.6003.23571
  • KB5066876
    Security Only
    • Windows Server 2008 R2 for x64-based Systems Service Pack 1 6.1.7601.27974
    • Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) 6.1.7601.27974
  • KB5066875
    Monthly Rollup
    • Windows Server 2012 6.2.9200.25722
    • Windows Server 2012 (Server Core installation) 6.2.9200.25722
Show 11 more Microsoft updates
  • KB5066874
    Monthly Rollup
    • Windows Server 2008 for 32-bit Systems Service Pack 2 6.0.6003.23571
    • Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) 6.0.6003.23571
    • Windows Server 2008 for x64-based Systems Service Pack 2 6.0.6003.23571
    • Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) 6.0.6003.23571
  • KB5066873
    Monthly Rollup
    • Windows Server 2012 R2 6.3.9600.22824
    • Windows Server 2012 R2 (Server Core installation) 6.3.9600.22824
  • KB5066872
    Monthly Rollup
    • Windows Server 2008 R2 for x64-based Systems Service Pack 1 6.1.7601.27974
    • Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) 6.1.7601.27974
  • KB5066837
    Security Update
    • Windows 10 for 32-bit Systems 10.0.10240.21161
    • Windows 10 for x64-based Systems 10.0.10240.21161
  • KB5066836
    Security Update
    • Microsoft .NET Framework 3.5 AND 4.7.2 10.0.14393.8519
    • Windows 10 Version 1607 for 32-bit Systems 10.0.14393.8519
    • Windows 10 Version 1607 for x64-based Systems 10.0.14393.8519
    • Windows Server 2016 10.0.14393.8519
    • Windows Server 2016 (Server Core installation) 10.0.14393.8519
  • KB5066835
    Security Update
    • Windows 11 Version 24H2 for ARM64-based Systems 10.0.26100.6899
    • Windows 11 Version 24H2 for x64-based Systems 10.0.26100.6899
    • Windows 11 Version 25H2 for ARM64-based Systems 10.0.26200.6899
    • Windows 11 Version 25H2 for x64-based Systems 10.0.26200.6899
    • Windows Server 2025 10.0.26100.6899
    • Windows Server 2025 (Server Core installation) 10.0.26100.6899
  • KB5066793
    Security Update
    • Windows 11 Version 22H2 for ARM64-based Systems 10.0.22621.6060
    • Windows 11 Version 22H2 for x64-based Systems 10.0.22621.6060
    • Windows 11 Version 23H2 for ARM64-based Systems 10.0.22631.6060
    • Windows 11 Version 23H2 for x64-based Systems 10.0.22631.6060
  • KB5066791
    Security Update
    • Windows 10 Version 21H2 for 32-bit Systems 10.0.19044.6456
    • Windows 10 Version 21H2 for ARM64-based Systems 10.0.19044.6456
    • Windows 10 Version 21H2 for x64-based Systems 10.0.19044.6456
    • Windows 10 Version 22H2 for 32-bit Systems 10.0.19045.6456
    • Windows 10 Version 22H2 for ARM64-based Systems 10.0.19045.6456
    • Windows 10 Version 22H2 for x64-based Systems 10.0.19045.6456
  • KB5066782
    Security Update
    • Windows Server 2022 10.0.20348.4294
    • Windows Server 2022 (Server Core installation) 10.0.20348.4294
  • KB5066780
    Security Update
    • Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.1913
  • KB5066586
    Security Update
    • Windows 10 Version 1809 for 32-bit Systems 10.0.17763.7919
    • Windows 10 Version 1809 for x64-based Systems 10.0.17763.7919
    • Windows Server 2019 10.0.17763.7919
    • Windows Server 2019 (Server Core installation) 10.0.17763.7919

Vendor assessments

Microsoft

Microsoft's page for this CVE →

Impact
Elevation of Privilege
Exploited
No
Publicly disclosed
No
Exploitability
Exploitation Less Likely

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-58726
  2. 2026-10-03 Alias added: GHSA-929j-57v4-m4wf

References

Patch 1

  • TI-2017-06077 Microsoft Windows XP SP3, Windows XP x64 XP2, Windows Server 2003 SP2, Windows Vista… KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-24062 Windows SMB Client Elevation of Privilege Vulnerability KEVCVSS 3.1HIGH 8.8
  • TI-2025-24042 Internet Shortcut Files Remote Code Execution Vulnerability KEVCVSS 3.1HIGH 8.8
  • TI-2024-32708 Windows Task Scheduler Elevation of Privilege Vulnerability KEVCVSS 3.1HIGH 8.8
  • TI-2024-29106 Windows MSHTML Platform Spoofing Vulnerability KEVCVSS 3.1HIGH 8.8
  • TI-2024-19802 Windows MSHTML Platform Security Feature Bypass Vulnerability KEVCVSS 3.1HIGH 8.8
See all 1229 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences