CVE-2026-45641
Out-of-bounds read in Windows Hyper-V allows an unauthorized attacker to execute code locally.
CSIRTS triage
- What
- Out-of-bounds read allows an unauthorized attacker to execute code locally.
- Who is affected
- Deployments of Windows Hyper-V.
- Urgency
- Remediation is urgent due to high severity and potential for exploitation.
- Action
- Apply patches as soon as they are available.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.31% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 23% of all EPSS-scored CVEs.
Advisory coverage (1)
- highCVE-2026-45641: Windows Hyper-V Remote Code Execution Vulnerabilitymsrc · 2026-06-09
External references
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