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CVE-2026-56181
HIGH
CVSS: 8.3
Published: 2026-07-14
Modified: 2026-07-22
Description
Origin validation error in Windows Network Address Translation (NAT) allows an unauthorized attacker to perform spoofing over an adjacent network.
Affected Platforms
Microsoft Windows 11 24H2Microsoft Windows 11 25H2Microsoft Windows Server 2025Microsoft Windows 11 26H1