CVE-2025-58726: Windows SMB Server Elevation of Privilege Vulnerability

Published Oct 14, 2025
·
Updated

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

Other sources

Windows SMB Server Elevation of Privilege Vulnerability

Microsoft

Affected Software

61 affected componentsFixes available
Microsoft Windows Server 2012
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2008
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2016
Microsoft Windows Server 2008
Microsoft Windows Server 2012 R2
Microsoft Windows 10
Microsoft Windows Server 2012
Microsoft Windows Server 2016
Microsoft Windows 10=1607
Microsoft Windows 10=1607
Microsoft Windows Server 2025
Microsoft Windows 10
Microsoft Windows 11=24H2
Microsoft Windows 11=24H2
Microsoft Windows 11=23H2
Microsoft Windows Server 2022, 23H2 Edition
Microsoft Windows Server 2025
Microsoft Windows 10=22H2
Microsoft Windows 11=23H2
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows 11=22H2
Microsoft Windows 11=22H2
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows Server 2022
Microsoft Windows Server 2019
Microsoft Windows 10=21H2
Microsoft Windows 11=25H2
Microsoft Windows 10=1809
Microsoft Windows Server 2022
Microsoft Windows Server 2019
Microsoft Windows 11=25H2
Microsoft Windows 10=1809
Microsoft Windows 10 1507<10.0.10240.21161
Microsoft Windows 10 1507<10.0.10240.21161
Microsoft Windows 10 1607<10.0.14393.8519
Microsoft Windows 10 1607<10.0.14393.8519
Microsoft Windows 10 1809<10.0.17763.7919
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=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
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

Event History

Oct 14, 2025
CVE Published
via Microsoft·07:00 AM
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Description
CVE Published
via MITRE·05:01 PM
Data Sourced
via MITRE·05:01 PM
DescriptionSeverity
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-58726?

CVE-2025-58726 is rated as a high severity vulnerability due to its potential to allow unauthorized access and privilege escalation.

2

How do I fix CVE-2025-58726?

To fix CVE-2025-58726, apply the necessary security patches provided by Microsoft for the affected Windows Server versions.

3

Which Windows Server versions are affected by CVE-2025-58726?

CVE-2025-58726 affects multiple Windows Server versions including 2008, 2012, 2016, and 2022.

4

What types of attacks can CVE-2025-58726 enable?

CVE-2025-58726 enables attackers to escalate their privileges, potentially leading to unauthorized control over the system.

5

Is there a workaround for CVE-2025-58726?

No specific workaround for CVE-2025-58726 is recommended; patching the affected systems is the preferred approach.

Contact

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