8.8
HIGH CVSS 3.0
CVE-2026-9772
Unraid Web Server FileUpload Command Injection Remote Code Execution Vulnerability
Description

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.

INFO

Published Date :

June 24, 2026, 9:35 p.m.

Last Modified :

June 24, 2026, 9:35 p.m.

Remotely Exploit :

Yes !

Source :

zdi
Affected Products

The following products are affected by CVE-2026-9772 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.0 HIGH 99f1926a-a320-47d8-bbb5-42feb611262e
CVSS 3.0 HIGH MITRE-CVE
CVSS 3.0 HIGH [email protected]
Solution
Update Unraid to the latest version to patch the FileUpload.php vulnerability.
  • Update Unraid to the latest version.
  • Apply security patches provided by the vendor.
  • Review and validate all user inputs.
  • Restrict system call execution.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-9772 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.