CVE-2025-48802

Improper certificate validation in Windows SMB allows an authorized attacker to perform spoofing over a network.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
microsoftCNA
6.5 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C
CISA-ADPADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 18%
VendorProductVersion
microsoftwindows_11_22h2
𝑥
< 10.0.22621.5624
microsoftwindows_11_23h2
𝑥
< 10.0.22631.5624
microsoftwindows_server_2022
𝑥
< 10.0.20348.3932
microsoftwindows_server_2022_23h2
𝑥
< 10.0.25398.1732
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-48802