CVE-2026-45608: Windows DHCP Client Information Disclosure Vulnerability
Out-of-bounds read in Windows DHCP Client allows an unauthorized attacker to disclose information locally.
Other sources
Out-of-bounds read in Windows DHCP Server allows an authorized attacker to disclose information locally.
— Microsoft
Windows DHCP Client Information Disclosure 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 10.0.19045.7417Patch KB5094127 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.19044.7417Patch KB5094127 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.20348.5256Patch KB5094128 - Upgrade
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Fixed in 10.0.17763.8880Patch KB5094123 - Upgrade
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Fixed in 6.3.9600.23228Patch KB5094041 - Upgrade
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Fixed in 6.2.9200.26132Patch KB5094042 - Upgrade
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Fixed in 10.0.14393.9234Patch KB5094122 - Upgrade
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Fixed in 10.0.26100.32995Patch KB5094125 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26200.8655Patch KB5094126 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.22631.7219Patch KB5093998 - Upgrade
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Fixed in 10.0.28000.2269Patch KB5095051 - Upgrade
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Fixed in 10.0.26100.8655Patch KB5094126
Event History
Frequently Asked Questions
What is the severity of CVE-2026-45608?
The severity of CVE-2026-45608 is medium with a score of 6.8.
How do I fix CVE-2026-45608?
To fix CVE-2026-45608, ensure that all relevant Microsoft Windows updates are applied to the affected systems.
Who is affected by CVE-2026-45608?
CVE-2026-45608 affects Microsoft Windows 10, Windows 11, and various versions of Windows Server.
What type of vulnerability is CVE-2026-45608?
CVE-2026-45608 is an out-of-bounds read vulnerability in the Windows DHCP Client.
What are the potential impacts of CVE-2026-45608?
The potential impact of CVE-2026-45608 is unauthorized information disclosure locally by an attacker.