CVE-2026-72979: Windows DHCP Server Remote Code Execution Vulnerability
Published Sep 8, 2026
·Updated
Use after free in Windows DHCP Server allows an unauthorized attacker to execute code over a network.
Other sources
Windows DHCP Server Remote Code Execution Vulnerability
— Microsoft
Affected Software
26 affected componentsFixes available
Microsoft Windows Server 2012<6.2.9200.26349
6.2.9200.26349
Microsoft Windows Server 2016<10.0.14393.9512
10.0.14393.9512
Microsoft Windows Server 2012<6.2.9200.26349
6.2.9200.26349
Microsoft Windows Server 2012 R2<6.3.9600.23397
6.3.9600.23397
Microsoft Windows Server 2016<10.0.14393.9512
10.0.14393.9512
Microsoft Windows Server 2012 R2<6.3.9600.23397
6.3.9600.23397
Microsoft Windows Server 2022<10.0.20348.5622
10.0.20348.5622
Microsoft Windows Server 2022<10.0.20348.5622
10.0.20348.5622
Microsoft Windows Server 2025<10.0.26100.33438
10.0.26100.33438
Microsoft Windows 10=1607
10.0.14393.9512
Microsoft Windows Server 2025<10.0.26100.33438
10.0.26100.33438
Microsoft Windows Server 2019<10.0.17763.9245
10.0.17763.9245
Microsoft Windows Server 2019<10.0.17763.9245
10.0.17763.9245
Microsoft Windows 10=1607
10.0.14393.9512
Microsoft Windows 10=1809
10.0.17763.9245
Microsoft Windows 10=1809
10.0.17763.9245
Microsoft Windows 10 1607<10.0.14393.9512
Microsoft Windows 10 1607<10.0.14393.9512
Microsoft Windows 10 1809<10.0.17763.9245
Microsoft Windows 10 1809<10.0.17763.9245
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016<10.0.14393.9512
Microsoft Windows Server 2019<10.0.17763.9245
Microsoft Windows Server 2022<10.0.20348.5622
Microsoft Windows Server 2025<10.0.26100.33438
Remediation
Event History
Sep 8, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
CVE Published
via MITRE·05:13 PM
Data Sourced
via MITRE·05:13 PM
DescriptionSeverity
Data Sourced
via NVD·06:20 PM
RemedyDescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What access does an attacker need to exploit this issue?
The issue is remotely exploitable over the network by an unauthorized attacker. No privileges or user interaction are required.
2
Which systems should be prioritized for investigation?
Prioritize systems running Windows DHCP Server on the listed Windows 10 and Windows Server 2012, 2012 R2, 2016, 2019, 2022, or 2025 platforms. The provided data does not identify specific affected builds or configurations.
3
What is the potential impact of successful exploitation?
Successful exploitation can allow remote code execution. The supplied severity vector indicates high potential impact to confidentiality, integrity, and availability.