Vulnerability Description
Improper access control in Windows SMB Server allows an authorized attacker to elevate privileges over a network.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 1507 | < 10.0.10240.21161 |
| Microsoft | Windows 10 1607 | < 10.0.14393.8519 |
| Microsoft | Windows 10 1809 | < 10.0.17763.7919 |
| Microsoft | Windows 10 21H2 | < 10.0.19044.6456 |
| Microsoft | Windows 10 22H2 | < 10.0.19045.6456 |
| Microsoft | Windows 11 22H2 | < 10.0.22621.6060 |
| Microsoft | Windows 11 23H2 | <= 10.0.22631.6060 |
| Microsoft | Windows 11 24H2 | < 10.0.26100.6899 |
| Microsoft | Windows 11 25H2 | < 10.0.26200.6899 |
| Microsoft | Windows Server 2008 | - |
| Microsoft | Windows Server 2012 | - |
| Microsoft | Windows Server 2016 | <= 10.0.14393.8519 |
| Microsoft | Windows Server 2019 | < 10.0.17763.7919 |
| Microsoft | Windows Server 2022 | < 10.0.20348.4294 |
| Microsoft | Windows Server 2022 23H2 | < 10.0.25398.1913 |
| Microsoft | Windows Server 2025 | <= 10.0.26100.6899 |
Related Weaknesses (CWE)
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-58726Vendor Advisory
- https://www.vicarius.io/vsociety/posts/cve-2025-58726-detection-script-improper-
- https://www.vicarius.io/vsociety/posts/cve-2025-58726-mitigation-script-improper
FAQ
What is CVE-2025-58726?
CVE-2025-58726 is a vulnerability with a CVSS score of 7.5 (HIGH). Improper access control in Windows SMB Server allows an authorized attacker to elevate privileges over a network.
How severe is CVE-2025-58726?
CVE-2025-58726 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-58726?
Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 10 1507, Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 21H2, Microsoft Windows 10 22H2.