ZDI-26-385: Unraid Web Server FileUpload Command Injection Remote Code Execution Vulnerability
Source Zero Day Initiative
Not known to be exploited · fixed in 7.3.0 : patch affected systems soon.
Data as of 6 Nov 2026, 23:24 UTC
Rated High by Zero Day Initiative · No CVSS score from NVD or the CNA
- EPSS
- 1.8% chance of exploitation in 30 days – higher than 79% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 7.3.0
Exploitation evidence
Disclosed: evidence found.
Public on cve.org; its publication date is not in this record
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 6 Nov 2026.
What to do
AI-suggested
Upgrade Unraid installations to version 7.3.0 or later, where this vulnerability has been fixed. Since the vulnerability requires authentication, ensure that access controls and authentication mechanisms are properly enforced until the update is applied.
Description
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Unraid. Authentication is required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2026-9772.