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Fortinet FortiSandbox 4.4.x < 4.4.10 / 5.0.x < 5.0.7 Authentication Bypass (FG-IR-26-185)

critical Nessus Plugin ID 366094

Synopsis

The remote host is affected by an authentication bypass vulnerability.

Description

The version of Fortinet FortiSandbox installed on the remote host is 4.4.x prior to 4.4.10 or 5.0.x prior to 5.0.7.
It is, therefore, affected by a vulnerability:

 - An authentication bypass using an alternate path or channel vulnerability [CWE-288] in the FortiSandbox GUI may allow a remote unauthenticated attacker to bypass authentication via crafted HTTP requests. (CVE-2026-107656)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Fortinet FortiSandbox version 4.4.10 / 5.0.7 or later.

See Also

https://www.fortiguard.com/psirt/FG-IR-26-185

Plugin Details

Severity: Critical

ID: 366094

File Name: fortinet_fortisandbox_FG-IR-26-185.nasl

Version: 1.1

Type: Combined

Family: Misc.

Published: 10/15/2026

Updated: 10/15/2026

Supported Sensors: Nessus

Risk Information

CVSS v2

Risk Factor: Critical

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2026-107656

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vulnerability Information

CPE: cpe:/a:fortinet:fortisandbox

Required KB Items: installed_sw/Fortinet FortiSandbox

Patch Publication Date: 10/13/2026

Vulnerability Publication Date: 10/13/2026

Reference Information

CVE: CVE-2026-107656