CVE-2025-55687

CVE Database · CVE-2025-55687

CVE-2025-55687

· HIGHAnalyzed

CVSS v3.1

7.4

EPSS

0.24%

Published

Oct 14, 2025

Modified

Oct 27, 2025

Public PoC / Exploit

All weaponized →

No public PoC or exploit code indexed for this CVE.

Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Resilient File System (ReFS) allows an unauthorized attacker to elevate privileges locally.

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-362CWE-416CWE-362

Affected Products (16)

microsoft · windows_10_1507 (up to 10.0.10240.21161)vulnerable

microsoft · windows_10_1607 (up to 10.0.14393.8519)vulnerable

microsoft · windows_10_1809 (up to 10.0.17763.7919)vulnerable

microsoft · windows_10_21h2 (up to 10.0.19044.6456)vulnerable

microsoft · windows_10_22h2 (up to 10.0.19045.6456)vulnerable

microsoft · windows_11_22h2 (up to 10.0.22621.6060)vulnerable

microsoft · windows_11_23h2 (up to 10.0.22631.6060)vulnerable

microsoft · windows_11_24h2 (up to 10.0.26100.6899)vulnerable

References (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55687

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