CVE-2026-21522
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
Description
CVSS Scores
EPSS Scores
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| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| microsoft | confcom | to 1.2.8 (exc) |
Helpful Resources
Exploitability
| 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. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
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.
How can this vulnerability impact me? :
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.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know