CVE-2025-62456

EUVD-2025-202254
Heap-based buffer overflow in Windows Resilient File System (ReFS) allows an authorized attacker to execute code over a network.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
microsoftCNA
8.8 HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Base Score
CVSS 3.x
EPSS Score
Percentile: 28%
Affected Products (NVD)
VendorProductVersion
microsoftwindows_11_23h2
𝑥
< 10.0.22631.6345
microsoftwindows_11_24h2
𝑥
< 10.0.26100.7392
microsoftwindows_11_25h2
𝑥
< 10.0.26200.7392
microsoftwindows_server_2022
𝑥
< 10.0.20348.4467
microsoftwindows_server_2022_23h2
𝑥
< 10.0.25398.2025
microsoftwindows_server_2025
𝑥
< 10.0.26100.7392
𝑥
= Vulnerable software versions
Windows Releases
Platform
Version
Windows 11
23H2 (arm64, x64)
24H2 (arm64, x64)
25H2 (arm64, x64)
Windows Server 2022
23H2 Server Core
Server Core
Standard
Windows Server 2025
Server Core
Standard