CVE-2026-9772

Unraid Web Server FileUpload Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Unraid. Authentication is required to exploit this vulnerability. The specific flaw exists within FileUpload.php. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the www-data user. Was ZDI-CAN-30116.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector : AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.zerodayinitiative.com/advisories/ZDI-26-385/	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:unraid:unraid:*:*:*:*:*:*:*:*

History

26 Jun 2026, 20:15

Type	Values Removed	Values Added
References	~~() https://www.zerodayinitiative.com/advisories/ZDI-26-385/ -~~	() https://www.zerodayinitiative.com/advisories/ZDI-26-385/ - Third Party Advisory
First Time		Unraid Unraid unraid
CPE		cpe:2.3:o:unraid:unraid::::::::

24 Jun 2026, 22:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-24 22:16

Updated : 2026-06-26 20:15

NVD link : CVE-2026-9772

Mitre link : CVE-2026-9772

CVE.ORG link : CVE-2026-9772

JSON object : View

Products Affected

unraid

unraid

CWE

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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