Windows Kernel Information Disclosure Vulnerability
MonitorCVSS 4.7CVE-2026-70077Oct 13, 2026
Microsoft
IT in OT - Windows Server and Active Directory are widely deployed in OT environments
Attack path
Attack VectorLocal
Auth RequiredLow
ComplexityHigh
User InteractionNone needed
Summary
Use after free in Windows Kernel allows an authorized attacker to disclose information locally.
What this means
What could happen
Could expose sensitive configuration or process data
Who's at risk
Organizations in critical infrastructure using Microsoft equipment
How it could be exploited
Attacker would need local or console access to the device with basic access credentials
Exploitability
Unlikely to be exploited — EPSS score 0.3%
Affected products (28)
28 with fix
ProductAffected VersionsFix Status
Remediation & Mitigation
0/1
Long-term hardening
0/1Exploitation assessment: Exploitation Less Likely. Apply the 2026-Oct security update.
CVEs (1)
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