Improper access control in Azure App Service 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 None

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 App Service for Linux affected
Version Status Constraints
- affected —

No data.

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Project Subscriptions

Vendors Products
Microsoft Subscribe
Azure App Service 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-2026-58630 cve-icon
History

Fri, 24 Jul 2026 18:30:00 +0000

Type Values Removed Values Added
Description Improper access control in Azure App Service allows an unauthorized attacker to elevate privileges over a network.
Title Azure App Service on Azure Stack Hub Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft azure App Service
Weaknesses CWE-284
CPEs cpe:2.3:a:microsoft:azure_app_service:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft azure App Service
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:N/E:U/RL:O/RC:C'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-07-24T19:54:27.181Z

Reserved: 2026-07-01T21:14:44.616Z

Link: CVE-2026-58630

cve-icon Vulnrichment

No data.

cve-icon NVD

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cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses