CVE-2026-69415: Windows DHCP Server Elevation of Privilege Vulnerability
Missing authentication for critical function in Windows DHCP Server allows an authorized attacker to elevate privileges over a network.
Other sources
Windows DHCP Server Elevation of Privilege 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 10.0.14393.9512Patch KB5123099 - 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 10.0.26100.33438Patch KB5122871 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.17763.9245Patch KB5122876 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.20348.5622Patch KB5122882
Event History
Frequently Asked Questions
Who can exploit this vulnerability?
An attacker must already be authorized and able to reach the Windows DHCP Server over the network. The provided data does not indicate that unauthenticated or purely local attackers can exploit it.
What level of access could an attacker gain?
Successful exploitation allows privilege elevation. The CVSS vector indicates high potential impact to confidentiality, integrity, and availability.
Is user interaction required?
Yes. The CVSS vector includes UI:R, indicating that user interaction is required for exploitation.