CVE-2026-9772
HighCVSS 8.8Exploitation Probability (EPSS)
Elevated risk62th percentile — higher than 62% of all known CVEs
Summary
A vulnerability in the Unraid web server allows remote code execution via command injection in FileUpload.php. The flaw stems from insufficient validation of user-supplied data before use in a system call. Authentication is required, and an attacker can execute code as the www-data user.
Risk Assessment
The organization is at risk of an authenticated attacker taking control of the Unraid server, potentially leading to data theft, malware installation, or further network attacks.
Recommendation
Update Unraid to the latest patched version immediately. Until then, restrict administrative panel access to trusted IP addresses only.
Original NVD description (English source)
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.