CVE-2026-62776: 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 10.0.17763.9115Patch KB5120238 - 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
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Fixed in 10.0.14393.9418Patch KB5120418 - Upgrade
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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 6.3.9600.23338Patch KB5120385 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.2.9200.26280Patch KB5120386
Event History
Frequently Asked Questions
What is the severity of CVE-2026-62776?
CVE-2026-62776 has a high severity rating of 7.8.
How do I fix CVE-2026-62776?
To mitigate CVE-2026-62776, apply the latest security updates provided by Microsoft for affected software.
What systems are affected by CVE-2026-62776?
CVE-2026-62776 affects multiple versions of Microsoft Windows including Windows 10 and various Windows Server editions.
What type of attack does CVE-2026-62776 enable?
CVE-2026-62776 can allow an authorized attacker to elevate privileges on the affected system.
Is user interaction required to exploit CVE-2026-62776?
No, CVE-2026-62776 does not require user interaction for exploitation.