What’s Vulnerable › Vulnerabilities

CVE-2026-40381: Azure Connected Machine Agent Elevation of Privilege Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-12 · updated 2026-10-26
• Weakness: CWE-284

Description

Improper access control in Azure Connected Machine Agent allows an authorized attacker to elevate privileges locally.

Affected products

• Microsoft Azure Connected Machine Agent: before 1.63 — fixed in 1.63
• Microsoft Azure Connected Machine Agent: from 1.0.0 before 1.63 — fixed in 1.63

How to fix

Upgrade to a fixed version: Microsoft Azure Connected Machine Agent 1.63; Microsoft Azure Connected Machine Agent 1.63. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40381

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