Jun 2026: Windows Dynamic Host Configuration Protocol (DHCP) Tampering Vulnerability
CVE-2026-45602 Published on June 9, 2026

Products Associated with CVE-2026-45602

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Affected Versions

Microsoft Windows 10 Version 1607:

• Version 10.0.14393.0 and below 10.0.14393.9234 is affected.

Microsoft Windows 10 Version 1809:

• Version 10.0.17763.0 and below 10.0.17763.8880 is affected.

Microsoft Windows 10 Version 21H2:

• Version 10.0.19044.0 and below 10.0.19044.7417 is affected.

Microsoft Windows 10 Version 22H2:

• Version 10.0.19045.0 and below 10.0.19045.7417 is affected.

Microsoft Windows 11 version 23H2:

• Version 10.0.22631.0 and below 10.0.22631.7219 is affected.

Microsoft Windows 11 Version 23H2:

• Version 10.0.22631.0 and below 10.0.22631.7219 is affected.

Microsoft Windows 11 Version 24H2:

• Version 10.0.26100.0 and below 10.0.26100.8655 is affected.

Microsoft Windows 11 Version 25H2:

• Version 10.0.26200.0 and below 10.0.26200.8655 is affected.

Microsoft Windows 11 version 26H1:

• Version 10.0.28000.0 and below 10.0.28000.2269 is affected.

Microsoft Windows Server 2012:

• Version 6.2.9200.0 and below 6.2.9200.26132 is affected.

Microsoft Windows Server 2012 (Server Core installation):

• Version 6.2.9200.0 and below 6.2.9200.26132 is affected.

Microsoft Windows Server 2012 R2:

• Version 6.3.9600.0 and below 6.3.9600.23228 is affected.

Microsoft Windows Server 2012 R2 (Server Core installation):

• Version 6.3.9600.0 and below 6.3.9600.23228 is affected.

Microsoft Windows Server 2016:

• Version 10.0.14393.0 and below 10.0.14393.9234 is affected.

Microsoft Windows Server 2016 (Server Core installation):

• Version 10.0.14393.0 and below 10.0.14393.9234 is affected.

Microsoft Windows Server 2019:

• Version 10.0.17763.0 and below 10.0.17763.8880 is affected.

Microsoft Windows Server 2019 (Server Core installation):

• Version 10.0.17763.0 and below 10.0.17763.8880 is affected.

Microsoft Windows Server 2022:

• Version 10.0.20348.0 and below 10.0.20348.5256 is affected.

Microsoft Windows Server 2025:

• Version 10.0.26100.0 and below 10.0.26100.32995 is affected.

Microsoft Windows Server 2025 (Server Core installation):

• Version 10.0.26100.0 and below 10.0.26100.32995 is affected.