CVE-2026-112971

HighCVSS 7.0/10Last modified Nov 10, 2026

Description

Heap-based buffer overflow in Windows SMB Client allows an authorized attacker to elevate privileges locally.

Metrics

CVSS 3.1 7.0/10CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-122

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

VendorProductVersions
MicrosoftWindows 11 version 26H1>= 10.0.28000.0, < 10.0.28000.3501

References

Timeline

Published
Nov 10, 2026
Last modified
Nov 10, 2026
NVD status
Awaiting Analysis

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CVE-2026-112971: High severity, CVSS 7.0 | Vulnix