Authentication bypass using an alternate path or channel in Arc Enabled Servers - Azure Connected Machine Agent - CVE-2026-26117

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Main Vulnerability Database Vulnerabilities #VU123768

Authentication bypass using an alternate path or channel in Arc Enabled Servers - Azure Connected Machine Agent - CVE-2026-26117

Published: March 10, 2026


Vulnerability identifier: #VU123768
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-26117
CWE-ID: CWE-288
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
Arc Enabled Servers - Azure Connected Machine Agent

Detailed vulnerability description

The vulnerability allows a local user to bypass authentication process.

The vulnerability exists due to the authentication bypass using an alternate path or channel in Arc Enabled Servers - Azure Connected Machine Agent. A local user can gain elevated privileges on the target system.


How to mitigate CVE-2026-26117

Install updates from vendor's website.

Sources