CVE-2026-58630

CRITICAL

Azure App Service on Azure Stack Hub Elevation of Privilege Vulnerability

Title source: cna
STIX 2.1

Description

Improper access control in Azure App Service allows an unauthorized attacker to elevate privileges over a network.

References (1)

Core 1
Core References
Vendor Advisory vendor-advisory patch
Azure App Service on Azure Stack Hub Elevation of Privilege Vulnerability
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58630

Scores

CVSS v3 10.0
EPSS 0.0081
EPSS Percentile 53.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-284
Status published
Products (1)
Microsoft/Azure App Service for Linux -
Published Jul 24, 2026
Tracked Since Jul 24, 2026