CVE-2025-58726

Windows SMB Server Elevation of Privilege Vulnerability

Improper access control in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

Affected

Microsoft · Windows 10 Version 1507 · Windows 10 Version 1607 · Windows 10 Version 1809 · Windows 10 Version 21H2 · Windows 10 Version 22H2 · Windows 11 version 22H2

CVSS v3.1 MICROSOFT

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

EPSS

1.01% chance of exploitation in the next 30 days, 63rd percentile

Published

2025-10-14

Updated

2026-02-26

Proof-of-concept exploits (1)

• jonaslejon/ad-autopwn213★ · 2026-09-25

Security advisories

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-58726

References

• CVE Record
• NVD entry

Related

• CVE-2021-28550
• CVE-2023-26369