CVE-2025-54101

Use after free in Windows SMBv3 Client allows an authorized attacker to execute code over a network.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.8 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H
microsoftCNA
4.8 MEDIUM
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
CISA-ADPADP
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 28%
VendorProductVersion
microsoftwindows_10_1507
𝑥
< 10.0.10240.21128
microsoftwindows_10_1507
𝑥
< 10.0.10240.21128
microsoftwindows_10_1607
𝑥
< 10.0.14393.8422
microsoftwindows_10_1607
𝑥
< 10.0.14393.8422
microsoftwindows_10_1809
𝑥
< 10.0.17763.7792
microsoftwindows_10_1809
𝑥
< 10.0.17763.7792
microsoftwindows_10_21h2
𝑥
< 10.0.19044.6332
microsoftwindows_10_22h2
𝑥
< 10.0.19045.6332
microsoftwindows_11_22h2
𝑥
< 10.0.22621.5909
microsoftwindows_11_23h2
𝑥
< 10.0.22631.5909
microsoftwindows_server_2012
-
microsoftwindows_server_2016
𝑥
< 10.0.14393.8422
microsoftwindows_server_2019
𝑥
< 10.0.17763.7792
microsoftwindows_server_2022
𝑥
< 10.0.20348.4106
microsoftwindows_server_2022_23h2
𝑥
< 10.0.25398.1849
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54101
https://www.vicarius.io/vsociety/posts/cve-2025-54101-detection-script-remote-code-execution-vulnerability-affecting-windows-smbv3
https://www.vicarius.io/vsociety/posts/cve-2025-54101-mitigation-script-remote-code-execution-vulnerability-affecting-windows-smbv3