MinorCritical vulnerability
CVE-2026-87705 (CVSS 7.4)
NVD · officialPublished Oct 13, 2026Risk 23/100
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.
Technical details
CVSS
7.4
AV:Adjacent NetworkAC:LowPR:NoneUI:NoneC:HighI:NoneA:None
Evidence and sources
This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.
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