CVE-2026-72954: Windows Deployment Services Remote Code Execution Vulnerability
Use after free in Windows Deployment Services allows an authorized attacker to execute code over a network.
Other sources
Windows Deployment Services Remote Code Execution Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.2.9200.26349Patch KB5123065 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.3.9600.23397Patch KB5123066 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.14393.9512Patch KB5123099 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.33438Patch KB5122871 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.20348.5622Patch KB5122882 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.17763.9245Patch KB5122876
Event History
Frequently Asked Questions
Who is exposed to this issue?
Systems running Windows Deployment Services on the listed Windows 10 and Windows Server releases are potentially exposed. The vulnerability is in the Windows Deployment Services component rather than being described as affecting all Windows installations.
What does an attacker need to exploit it?
An attacker needs authorized access, meaning low-level privileges are required, and can exploit the issue over the network. No user interaction is required, but the attack complexity is rated high.
What is the potential impact of successful exploitation?
Successful exploitation allows code execution and is rated as having high impact on confidentiality, integrity, and availability.