Fortinet FortiSandbox Admin Profile Improper Handling of Exceptional Conditions Denial-of-Service Vulnerability

October 15th, 2026
ZDI-26-772 ZDI-CAN-31871

CVE ID

CVE-2026-106170

CVSS Score

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

Affected Vendors

Fortinet

Affected Products

FortiSandbox

Vulnerability Details

This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Fortinet FortiSandbox. Authentication is required to exploit this vulnerability.

The specific flaw exists within the handling of the users field. The issue results from the lack of proper handling of error conditions. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.

Additional Details

Fortinet has issued an update to correct this vulnerability. More details can be found at:
https://fortiguard.fortinet.com/psirt/FG-IR-26-176

Disclosure Timeline

  • 2026-06-19 - Vulnerability reported to vendor
  • 2026-10-15 - Coordinated public release of advisory
  • 2026-10-15 - Advisory Updated

Credit

Jason McFadyen of TrendAI Research

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