CVE-2026-26117

High

Description

Authentication bypass using an alternate path or channel in Azure Windows Virtual Machine Agent allows an authorized attacker to elevate privileges locally.

SeverityHigh

CVSS7.8

Exploit probability—

Product

Microsoft Arc Enabled Servers Azure Connected Machine Agent

PublishedMar 10, 2026

First seenMar 10, 2026

Weakness typeCWE-288CWE-288

How to fix

Update

microsoft arc_enabled_servers_azure_connected_machine_agent1.61 or later

Patches

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26117

Affected products

Product	Affected versions	Fixed in
microsoft arc_enabled_servers_azure_connected_machine_agent	1.0.0 ≤ v < 1.61	1.61

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.