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Windows 10 1607 CVE-2026-20922

HIGH
Heap-based Buffer Overflow (CWE-122)
2026-01-13 secure@microsoft.com
7.8
CVSS 3.1 · Vendor: microsoft
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Severity by source

Vendor (microsoft) PRIMARY
7.8 HIGH
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from Vendor (microsoft) · only source for this CVE.

CVSS VectorVendor: microsoft

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Jan 13, 2026 - 18:16 nvd
HIGH 7.8

DescriptionCVE.org

Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.

AnalysisAI

Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally. [CVSS 7.8 HIGH]

Technical ContextAI

Classified as CWE-122 (Heap-based Buffer Overflow). Affects Windows 10 1607. Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.

RemediationAI

Monitor vendor advisories for a patch. Enable ASLR, DEP/NX, and stack canaries where possible.

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CVE-2026-20922 vulnerability details – vuln.today

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