Description
Off-by-one error in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally.
Published: 2026-11-10
Score: 5.5 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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History

Tue, 10 Nov 2026 18:30:00 +0000

Type Values Removed Values Added
Description Off-by-one error in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally.
Title Windows Container Isolation FS Filter Driver (unionfs.sys) Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft windows 11 26h1
Weaknesses CWE-193
CPEs cpe:2.3:o:microsoft:windows_11_26H1:*:*:*:*:*:*:arm64:*
Vendors & Products Microsoft
Microsoft windows 11 26h1
References
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C'}

Subscriptions

Microsoft Windows 11 26h1
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-11-10T18:18:51.682Z

Reserved: 2026-10-20T17:21:17.383Z

Link: CVE-2026-113771

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses