CVE-2026-42987

HIGH

Microsoft Windows Server 2012 - Windows Deployment Services (WDS) Remote Code Execution

Title source: rule
STIX 2.1

Description

Use after free in Windows Deployment Services allows an unauthorized attacker to execute code over a network.

References (1)

Core 1
Core References
Vendor Advisory vendor-advisory patch
Windows Deployment Services (WDS) Remote Code Execution
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42987

Scores

CVSS v3 8.1
EPSS 0.0044
EPSS Percentile 34.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-416
Status published
Products (17)
Microsoft/Windows Server 2012 6.2.9200.0 - 6.2.9200.26132
Microsoft/Windows Server 2012 (Server Core installation) 6.2.9200.0 - 6.2.9200.26132
Microsoft/Windows Server 2012 R2 6.3.9600.0 - 6.3.9600.23228
Microsoft/Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 - 6.3.9600.23228
Microsoft/Windows Server 2016 10.0.14393.0 - 10.0.14393.9234
Microsoft/Windows Server 2016 (Server Core installation) 10.0.14393.0 - 10.0.14393.9234
Microsoft/Windows Server 2019 10.0.17763.0 - 10.0.17763.8880
Microsoft/Windows Server 2019 (Server Core installation) 10.0.17763.0 - 10.0.17763.8880
Microsoft/Windows Server 2022 10.0.20348.0 - 10.0.20348.5256
Microsoft/Windows Server 2025 10.0.26100.0 - 10.0.26100.32995
... and 7 more
Published Jun 09, 2026
Tracked Since Jun 09, 2026