Command Injection in Microsoft Azure Arc Installer



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2025-26627
CWE-ID CWE-77
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Azure ARC
Other software / Other software solutions

Vendor Microsoft

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Command Injection

EUVDB-ID: #VU105536

Risk: Low

CVSSv4.0: 4.4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-26627

CWE-ID: CWE-77 - Command injection

Exploit availability: No

Description

The vulnerability allows a local user to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation in Azure Arc Installer. A local user can pass specially crafted data to the application and execute arbitrary commands on the target system with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Azure ARC: All versions

CPE2.3 External links

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26627


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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