High 7.5Published Jan 13, 2026

CVE-2026-0386Windows Deployment Services Remote Code Execution Vulnerability

Updated under an hour ago (Oct 26, 2026, 3:50 PM ET)

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It affects Microsoft Windows Server 2008 R2 Service Pack 1 and 11 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Microsoft Windows Server 2008 R2 Service Pack 1

Exploited in the last 30 days

Improper access control in Windows Deployment Services allows an unauthorized attacker to execute code over an adjacent network.

CVSS: 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Weakness (CWE): CWE-284
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: microsoft
NVD analysis: Analyzed
Record last updated: Jul 30, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Microsoft Windows Server 2008 R2 Service Pack 1 microsoft:windows_server_2008_r2_service_pack_1 (from the name)	from 6.1.7601.0 before 6.1.7601.28117	CNA record
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) microsoft:windows_server_2008_r2_service_pack_1_server_core_installation (from the name)	from 6.1.7601.0 before 6.1.7601.28117	CNA record
Microsoft Windows Server 2008 Service Pack 2 microsoft:windows_server_2008_service_pack_2 (from the name)	from 6.0.6003.0 before 6.0.6003.23717	CNA record
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) microsoft:windows_server_2008_service_pack_2_server_core_installation (from the name)	from 6.0.6003.0 before 6.0.6003.23717	CNA record
Microsoft Windows Server 2012 microsoft:windows_server_2012 (from the name)	from 6.2.9200.0 before 6.2.9200.25868	CNA record
Microsoft Windows Server 2012 R2 microsoft:windows_server_2012_r2 (from the name)	from 6.3.9600.0 before 6.3.9600.22968	CNA record
Microsoft Windows Server 2016 microsoft:windows_server_2016 (from the name)	from 10.0.14393.0 before 10.0.14393.8783	CNA record
Microsoft Windows Server 2019 microsoft:windows_server_2019 (from the name)	from 10.0.17763.0 before 10.0.17763.8276	CNA record
Microsoft Windows Server 2022 microsoft:windows_server_2022 (from the name)	from 10.0.20348.0 before 10.0.20348.4648	CNA record
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) microsoft:windows_server_2022_23h2	from 10.0.25398.0 before 10.0.25398.2092	CNA record
1–10 of 18

References

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-0386	vendor-advisory, patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.