CVE-2026-26156
moderate-risk
Published 2026-04-14
Heap-based buffer overflow in Windows Hyper-V allows an unauthorized attacker to execute code locally.
Do I need to act?
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0.13% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10
High
LOCAL
/ LOW complexity
Affected Products (17)
Affected Vendors
References (1)
44
/ 100
moderate-risk
Severity
24/34 · High
Exploitability
1/34 · Minimal
Exposure
19/34 · Moderate