Origin validation error in Windows Network Address Translation (NAT) allows an unauthorized attacker to perform spoofing over an adjacent network.
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Tue, 14 Jul 2026 17:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Origin validation error in Windows Network Address Translation (NAT) allows an unauthorized attacker to perform spoofing over an adjacent network. | |
| Title | Windows Network Address Translation (NAT) Spoofing Vulnerability | |
| First Time appeared |
Microsoft
Microsoft windows 11 24h2 Microsoft windows 11 25h2 Microsoft windows 11 26h1 Microsoft windows Server 2025 |
|
| Weaknesses | CWE-346 | |
| CPEs | cpe:2.3:o:microsoft:windows_11_24H2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_25H2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_26H1:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* |
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| Vendors & Products |
Microsoft
Microsoft windows 11 24h2 Microsoft windows 11 25h2 Microsoft windows 11 26h1 Microsoft windows Server 2025 |
|
| References |
| |
| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: microsoft
Published:
Updated: 2026-07-14T18:45:29.003Z
Reserved: 2026-06-19T13:54:04.005Z
Link: CVE-2026-56181
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