Azure SQL Managed Instance Elevation of Privilege Vulnerability

Summary

Improper restriction of communication channel to intended endpoints in Azure SQL Managed Instance allows an unauthorized attacker to elevate privileges over a network. Published in August 2026 Early Security Updates. MSRC exploitability: Publicly Disclosed:No;Exploited:No;Latest Software Release:N/A.

Why it matters

Microsoft published this item through its Security Update Guide, making it part of Patch Tuesday triage for affected Windows, cloud, or application estates. EPSS percentile: 29%.

Operator check

Review the Microsoft Security Update Guide entry for CVE-2026-62836. Confirm whether Azure SQL Managed Instance is deployed, then apply the current security update or documented mitigation. CVSS score: 8.7. EPSS probability: 0.4%; percentile: 29%.

Sources