Origin validation error in Windows Network Address Translation (NAT) allows an unauthorized attacker to perform spoofing over an adjacent network.
CVSS Details
- CVSS 3.1 Base Score: 8.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Microsoft Windows | — | 2026-08 Cumulative Update for Microsoft Windows 11, version 25H2 (KB5121003)2026-08 Cumulative Update for Microsoft Windows Server 2025, version 24H2 (KB5120233)2026-08 Cumulative Update for Microsoft Windows 11, version 24H2 (KB5121003)2026-08 Cumulative Update for Microsoft Windows 11, version 26H1 (KB5121000) | Aug 11, 2026 | Aug 11, 2026 |
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