Search/CVE-2026-45607
● CVE — High

CVE-2026-45607

VendormicrosoftProductwindows 10 1607, windows 10 1809, windows 10 21h2, windows 10 22h2, windows 11 24h2, windows 11 25h2, windows 11 26h1, windows server 2016, windows server 2019, windows server 2022, windows server 2025, windows 11 23h2DiscoveredJun 9, 2026UpdatedJul 23, 2026

Out-of-bounds read in Windows Hyper-V allows an unauthorized attacker to execute code locally.

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CVSS v3.1
8.4 HIGH
EPSS
0.36%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
1
sources referencing this CVE
Related IOCs
0
seen in the same coverage
Intelligence Reports9
9 intelligence reports available

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EPSS Trend
Aug 16, 2026 → Oct 26, 2026
● 0.00pp
0.36% → 0.36% over 3 tracked changes
CVSS v3.1 Detail
Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityHIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Connections
14 relationships
Timeline
disclosure → media coverage
Jun 9, 2026
Disclosure — published as a CVE record. · last revised by NVD Jul 23, 2026
Jun 9, 2026
advisories.ncsc.nl reports: NCSC-2026-0181 [1.00] [H/H] Kwetsbaarheden verholpen in Microsoft Windows