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CVE-2026-35428— Azure Cloud Shell Spoofing Vulnerability

Quick assessment

Affected
Microsoft Azure Cloud Shell
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Azure Cloud Shell是美国微软（Microsoft）公司的一个基于浏览器的云端命令行环境。 Microsoft Azure Cloud Shell存在命令注入漏洞，该漏洞源于命令中特殊元素的中和不当，可能导致未经授权的攻击者通过网络进行欺骗。

CVSS 9.6 · Critical EPSS 0.86% · P57

Affected Version Matrix 1

VendorProduct Version RangeStatus
Microsoft Azure Cloud Shell - affected
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I. Basic Information for CVE-2026-35428

Vulnerability Information
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Vulnerability Title
Azure Cloud Shell Spoofing Vulnerability
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Azure Cloud Shell 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Azure Cloud Shell是美国微软（Microsoft）公司的一个基于浏览器的云端命令行环境。 Microsoft Azure Cloud Shell存在命令注入漏洞，该漏洞源于命令中特殊元素的中和不当，可能导致未经授权的攻击者通过网络进行欺骗。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Azure Cloud Shell - -

II. Public POCs for CVE-2026-35428

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III. Intelligence Information for CVE-2026-35428

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Vendor Advisories for CVE-2026-35428 (1)

Same Patch Batch · Microsoft · 2026-05-07 · 12 CVEs total

CVE-2026-42826 10.0 CRITICAL Azure DevOps Information Disclosure Vulnerability
CVE-2026-33109 9.9 CRITICAL Azure Managed Instance for Apache Cassandra Remote Code Execution Vulnerability
CVE-2026-33823 9.6 CRITICAL Microsoft Team Events Portal Information Disclosure Vulnerability
CVE-2026-33844 9.0 CRITICAL Azure Managed Instance for Apache Cassandra Remote Code Execution Vulnerability
CVE-2026-32207 8.8 HIGH Azure Machine Learning Notebook Spoofing Vulnerability
CVE-2026-35435 8.6 HIGH Azure AI Foundry Elevation of Privilege Vulnerability
CVE-2026-34327 8.2 HIGH Microsoft Partner Center Spoofing Vulnerability
CVE-2026-41105 8.1 HIGH Azure Monitor Action Group Notification System Elevation of Privilege Vulnerability
CVE-2026-26164 7.5 HIGH M365 Copilot Information Disclosure Vulnerability
CVE-2026-26129 7.5 HIGH M365 Copilot Information Disclosure Vulnerability
CVE-2026-33111 7.5 HIGH Copilot Chat (Microsoft Edge) Information Disclosure Vulnerability

IV. Related Vulnerabilities

Same product: Azure Cloud Shell
Same vendor: Microsoft
Same weakness: CWE-77

V. Comments for CVE-2026-35428

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