CVE-2026-56179 Windows Network Address Translation (NAT) Spoofing Vulnerability

Produsentens beskrivelse (engelsk)

Origin validation error in Windows Network Address Translation (NAT) allows an unauthorized attacker to perform spoofing over an adjacent network.

Referansedata

Produsent

Microsoft

Berørte produkter

• Windows 11 Version 24H2
• Windows 11 Version 25H2
• Windows 11 version 26H1
• Windows Server 2025
• Windows Server 2025 (Server Core installation)

CVSS 3.1

8.3 (HIGH)

Vektor

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

Type svakhet

CWE-346: Origin Validation Error

Publisert

11. august 2026

Offisielle kilder

• CVE.org
• NVD
• Produsentens advisory

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