CVE-2026-58627: Windows DHCP Server Denial of Service Vulnerability
Uncontrolled resource consumption in Windows DHCP Server allows an unauthorized attacker to deny service over a network.
Other sources
Windows DHCP Server Denial of Service Vulnerability
— Microsoft
Affected Software
Remediation
Event History
Frequently Asked Questions
Who can exploit this issue?
An unauthorized attacker can exploit the vulnerability remotely over a network. No privileges or user interaction are required.
What is the expected impact?
Successful exploitation can deny service from Windows DHCP Server through uncontrolled resource consumption. The provided severity data indicates availability impact only; no confidentiality or integrity impact is listed.
Which systems should be prioritized for review?
Prioritize systems running the Windows DHCP Server role on the listed Microsoft Windows and Windows Server products, including Windows Server 2012 through 2025 and Microsoft Windows 10 entries. The vulnerability concerns the DHCP Server service, not merely the presence of a listed operating system.
Is a fix available?
Yes. A patch is available.