---
id: CVE-2025-53679
title: >-
  An improper neutralization of special elements used in an OS command ('OS
  Command Injection') vulnerability [CWE-78] vulnerability in Fortinet
  FortiSandbox 5.0.0 through 5.0.2, FortiSandbox 4.4.0 through 4.4.7,
  FortiSandbox 4.2 all versi…
summary: >-
  An improper neutralization of special elements used in an OS command ('OS
  Command Injection') vulnerability [CWE-78] vulnerability in Fortinet
  FortiSandbox 5.0.0 through 5.0.2, FortiSandbox 4.4.0 through 4.4.7,
  FortiSandbox 4.2 all versi…
severity: high
cvss: 7.2
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-78
vendor: fortinet
product: fortisandbox
affected:
  - 'fortisandbox >= 4.0.0, < 4.4.8'
  - 'fortisandbox >= 5.0.0, < 5.0.3'
  - 'fortisandbox_cloud >= 23.1.4245, < 23.4.4374'
  - fortisandbox_cloud = 24.1.4436
patched:
  - fortisandbox 5.0.3
  - fortisandbox_cloud 23.4.4374
published: '2025-12-09'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T10:10:00.227'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-53679'
references:
  - url: 'https://fortiguard.fortinet.com/psirt/FG-IR-25-454'
    label: psirt@fortinet.com
tags:
  - nvd
epss: 0.12301
epssPercentile: 0.96091
ingestedAt: '2026-10-08T10:28:24.302Z'
---

## Overview

An improper neutralization of special elements used in an OS command ('OS Command Injection') vulnerability [CWE-78] vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.2, FortiSandbox 4.4.0 through 4.4.7, FortiSandbox 4.2 all versions, FortiSandbox 4.0 all versions, FortiSandbox Cloud 24.1, FortiSandbox Cloud 23 all versions allows a remote privileged attacker to execute unauthorized code or commands via crafted HTTP or HTTPS requests.

## Affected

- `fortisandbox >= 4.0.0, < 4.4.8`
- `fortisandbox >= 5.0.0, < 5.0.3`
- `fortisandbox_cloud >= 23.1.4245, < 23.4.4374`
- `fortisandbox_cloud = 24.1.4436`

## Remediation

Upgrade past the affected range:

- `fortisandbox 5.0.3`
- `fortisandbox_cloud 23.4.4374`