Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a network.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Microsoft Azure Resource Manager affected
Version Status Constraints
- affected —

No data.

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Project Subscriptions

Vendors Products
Microsoft Subscribe
Azure Resource Manager Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47280 cve-icon
History

Fri, 22 May 2026 22:30:00 +0000

Type Values Removed Values Added
Description Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a network.
Title Azure Resource Manager Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft azure Resource Manager
Weaknesses CWE-287
CPEs cpe:2.3:a:microsoft:azure_resource_manager:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft azure Resource Manager
References
Metrics cvssV3_1

{'score': 10, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-05-22T22:03:07.357Z

Reserved: 2026-05-18T23:53:33.895Z

Link: CVE-2026-47280

cve-icon Vulnrichment

No data.

cve-icon NVD

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cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses