CVE-2026-21522
Analyzed Analyzed - Analysis Complete
Command Injection in Azure Compute Gallery Enables Local Privilege Escalation

Publication date: 2026-02-10

Last updated on: 2026-02-11

Assigner: Microsoft Corporation

Description
Improper neutralization of special elements used in a command ('command injection') in Azure Compute Gallery allows an authorized attacker to elevate privileges locally.
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Meta Information
Published
2026-02-10
Last Modified
2026-02-11
Generated
2026-06-16
AI Q&A
2026-02-10
EPSS Evaluated
2026-06-15
NVD
CVE-2026-21522
EUVD
EUVD-2026-7341
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
microsoft confcom to 1.2.8 (exc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-77 The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.
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Executive Summary

This vulnerability is a command injection issue in Azure Compute Gallery. It occurs because special elements used in commands are not properly neutralized, allowing an authorized attacker to execute unintended commands.

As a result, the attacker can elevate their privileges locally on the affected system.

Impact Analysis

An attacker exploiting this vulnerability can gain higher privileges on the local system, which can lead to unauthorized access to sensitive data, modification of system configurations, or disruption of services.

The impact includes potential confidentiality, integrity, and availability breaches as indicated by the CVSS score.

Compliance Impact

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Detection Guidance

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