Fortinet FortiSandbox names admindel_confirm Command Injection Remote Code Execution Vulnerability

December 16th, 2025
ZDI-25-1095 ZDI-CAN-27305

CVE ID

CVE-2025-53949

CVSS Score

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

Affected Vendors

Fortinet

Affected Products

FortiSandbox

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Fortinet FortiSandbox. Authentication is required to exploit this vulnerability.

The specific flaw exists within the handling of the names parameter provided to the admindel_confirm endpoint. 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 root.

Additional Details

Fortinet has issued an update to correct this vulnerability. More details can be found at:
https://fortiguard.fortinet.com/psirt/FG-IR-25-479

Disclosure Timeline

  • 2025-05-29 - Vulnerability reported to vendor
  • 2025-12-16 - Coordinated public release of advisory
  • 2025-12-16 - Advisory Updated

Credit

Jason McFadyen of Trend Research

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