CVE-2026-72998 · Infrastructure
NO FIX YET
A memory-handling bug in the Windows DHCP Server role lets an unauthorized attacker on the network trigger a use-after-free and run code on the server. The sources give a CVSS score of 8.1 and do not describe a public exploit.
first public Nov 10, 2026 · 1 source
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Systems running the Windows DHCP Server role are exposed to network attackers who can send crafted DHCP traffic to them. Machines that only act as DHCP clients, or networks that serve addresses from a router or appliance rather than Windows, are not affected by this flaw. The sources do not state the affected build ranges.
Not affected if dhcp-client-only, dhcp-served-by-non-windows
Who cares dhcp, windows, windows-server
Get-WindowsFeature DHCP in PowerShell.No fix yet, per the sources.
Use after free in Windows DHCP Server allows an unauthorized attacker to execute code over a network.
This page as .md · .json · CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.
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