CVE-2026-62807: Windows DHCP Server Elevation of Privilege Vulnerability
Improper link resolution before file access ('link following') in Windows DHCP Server allows an authorized attacker to elevate privileges locally.
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 6.3.9600.23337Patch KB5120386 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.14393.9418Patch KB5120418 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.33296Fixed in 10.0.26100.33222Patch KB5120228 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.20348.5499Fixed in 10.0.20348.5440Patch KB5120229 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.2.9200.26279Patch KB5120385 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.17763.9115Patch KB5120238
Event History
Frequently Asked Questions
What is the severity of CVE-2026-62807?
CVE-2026-62807 has a high severity rating of 7.8.
How do I fix CVE-2026-62807?
To fix CVE-2026-62807, apply the latest security updates provided by Microsoft for your affected system.
What systems are affected by CVE-2026-62807?
CVE-2026-62807 affects Microsoft Windows 10, Windows Server 2012 R2, 2016, 2019, 2022, 2025, and the Windows DHCP Server.
What type of vulnerability is CVE-2026-62807?
CVE-2026-62807 is an elevation of privilege vulnerability related to improper link resolution in the Windows DHCP Server.
Can CVE-2026-62807 be exploited remotely?
CVE-2026-62807 requires local access for exploitation, so it cannot be exploited remotely.