CVE-2026-26124
Received Received - Intake
Elevation of Privilege in Microsoft ACI Confidential Containers

Publication date: 2026-03-05

Last updated on: 2026-03-16

Assigner: Microsoft Corporation

Description
'.../...//' in Azure Compute Gallery allows an authorized attacker to elevate privileges locally.
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Meta Information
Published
2026-03-05
Last Modified
2026-03-16
Generated
2026-06-16
AI Q&A
2026-03-06
EPSS Evaluated
2026-06-15
NVD
CVE-2026-26124
EUVD
EUVD-2026-9889
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
microsoft aci_confidential_containers *
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-35 The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize '.../...//' (doubled triple dot slash) sequences that can resolve to a location that is outside of that directory.
CWE-22 The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
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Detection Guidance

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Executive Summary

This vulnerability is an Elevation of Privilege issue in Microsoft ACI Confidential Containers. It allows an attacker with local access and high privileges to potentially gain higher privileges or perform unauthorized actions within the affected system.

Impact Analysis

The vulnerability can lead to a complete compromise of confidentiality, integrity, and availability of the affected system. An attacker exploiting this flaw could gain elevated privileges, which may allow them to access sensitive data, modify system configurations, or disrupt services.

Compliance Impact

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Mitigation Strategies

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