EUVD-2026-73108
GHSA-3xx7-j65h-9jp9
Severity by source
AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Vendor vector is consistent with local-only, high-privilege LPE in a kernel driver with full system impact post-exploitation.
Primary rating from Vendor (microsoft).
CVSS VectorVendor: microsoft
Lifecycle Timeline
4DescriptionCVE.org
Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate privileges locally.
AnalysisAI
Out-of-bounds read in the Windows NTFS kernel driver allows a locally authorized attacker to escalate privileges, achieving full confidentiality, integrity, and availability impact on affected systems. The flaw spans virtually every supported and extended-support Windows release from Server 2012 through Windows 11 26H1 and Server 2025, making the patch surface exceptionally broad. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a locally authenticated account with high privileges (PR:H per vendor CVSS vector) on an unpatched Windows system using NTFS as its filesystem - which is the default for all Windows installations. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS base score of 6.7 with vector AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H reflects a local privilege escalation requiring a high-privilege starting point, which meaningfully constrains real-world exploitability - an attacker must already control an elevated account before triggering the flaw. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Apply the Microsoft security updates corresponding to the installed Windows version. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Information Disclosure
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External POC / Exploit Code
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