CVE-2026-9772

Unraid Web Server FileUpload Command Injection Remote Code Execution Vulnerability

CVSS 8.8 HIGHEPSS 1.1%CWE-78

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.8EPSS 1.1%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

24 Jun 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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

Affected products

Unraid · Unraid

References

https://www.zerodayinitiative.com/advisories/ZDI-26-385/