Command Injection in Azure Cloud Shell

Publication date: 2026-05-07

Last updated on: 2026-05-08

Assigner: Microsoft Corporation

Description

Improper neutralization of special elements used in a command ('command injection') in Azure Cloud Shell allows an unauthorized attacker to perform spoofing over a network.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-05-07

Last Modified

2026-05-08

Generated

2026-07-09

AI Q&A

2026-05-08

EPSS Evaluated

2026-07-08

NVD

CVE-2026-35428

EUVD

EUVD-2026-28453

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	azure_cloud_shell	*

Helpful Resources

Exploitability

CWE

KEV

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

Executive Summary

This vulnerability is a command injection issue in Azure Cloud Shell where special elements used in commands are not properly neutralized. This flaw allows an unauthorized attacker to perform spoofing attacks over a network.

Impact Analysis

The vulnerability can have severe impacts including allowing an attacker to spoof network communications, potentially leading to unauthorized access or control. The CVSS score indicates high severity with impacts on confidentiality, integrity, and availability.

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