Type Vulnerability
Use after free in Windows DHCP Server allows an unauthorised attacker to execute code over a network.
Code execution
Windows DHCP Server Remote Code Execution Vulnerability
CVE-2026-72998
What this means
This is rated high severity (8.1 out of 10). There is no confirmed exploitation of it yet. Ask IT whether the affected products are in your estate.
Full vendor description
Use after free in Windows DHCP Server allows an unauthorized attacker to execute code over a network.
Scoring and exploitation
8.1/ 10
CVSS 3.1 base scoreHigh
Exploitable over the network without any account, under specific conditions, and no one has to click or open anything. High impact on confidentiality, integrity and availability.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability
Longer bar: easier to attack
Attack vectorNetworkAV:N
Attack complexityHighAC:H
Privileges requiredNonePR:N
User interactionNoneUI:N
ScopeUnchangedS:U
Impact
Longer bar: more harm
ConfidentialityHighC:H
IntegrityHighI:H
AvailabilityHighA:H
- Not reported
- Exploited in the wild
- Not confirmed in the
- Not reported
Weaknesses
CWE-416
References
1 link from the CVE record, grouped by site.
msrc.microsoft.com1 link