CVE-2025-55687

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-55687
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Resilient File System (ReFS) allows an unauthorized attacker to elevate privileges locally.

7.4 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.4 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55687 Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
History

27 Oct 2025, 15:41

Type Values Removed Values Added
CPE cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*
References () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55687 - () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55687 - Vendor Advisory
First Time Microsoft windows Server 2019
Microsoft windows Server 2022 23h2
Microsoft windows 10 1809
Microsoft windows Server 2016
Microsoft windows 11 24h2
Microsoft windows 10 1507
Microsoft windows Server 2012
Microsoft windows 11 22h2
Microsoft windows 11 25h2
Microsoft windows Server 2025
Microsoft
Microsoft windows 10 21h2
Microsoft windows 11 23h2
Microsoft windows Server 2022
Microsoft windows 10 22h2
Microsoft windows 10 1607

14 Oct 2025, 17:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-10-14 17:15

Updated : 2025-10-27 15:41

NVD link : CVE-2025-55687

Mitre link : CVE-2025-55687

CVE.ORG link : CVE-2025-55687

JSON object : View

Products Affected

microsoft

  • windows_10_1809
  • windows_server_2022_23h2
  • windows_11_23h2
  • windows_10_22h2
  • windows_10_21h2
  • windows_server_2012
  • windows_server_2022
  • windows_server_2025
  • windows_server_2019
  • windows_11_24h2
  • windows_10_1607
  • windows_11_22h2
  • windows_server_2016
  • windows_11_25h2
  • windows_10_1507
CWE
CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CWE-416

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