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CVE-2026-87705 — Windows Hyper-V Security Feature Bypass Vulnerability

Improper verification of source of a communication channel in Windows Hyper-V allows an unauthorized attacker to bypass a security feature over an adjacent network.

Published: 2026-10-13 · CVSS: 7.4 · CVSS 3.1

Improper verification of source of a communication channel in Windows Hyper-V allows an unauthorized attacker to bypass a security feature over an adjacent network.

Original CVE JSON · STIX 2.1

Source: CVE Program · Revision b3c4bc369e1d7ee69235e352bacfbb449caf40a8