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CVE-2026-56181

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CVSS

8.3

Reports

2

First seen

Aug 7, 2026

Last seen

Aug 10, 2026

Affected product

Windows NAT (Hyper-V)

Associated actors

Anthropic's Mythos 5 ×1 DragonForce ×1 Kimsuky ×1 Qilin ×1 ScarCruft ×1 The Gentlemen ×1 UNC6671 ×1

Recent reports

Weekly Security Recap: AI Model Poisoning, Metabase 0-Day, Supply-Chain Worms, and Router Backdoors

The Hacker NewsAug 10, 2026 High

NatJack: New Attack Class Hijacks TCP Sessions via NAT Table Manipulation

The Hacker NewsAug 7, 2026

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