SSRF Vulnerability in Fortinet FortiSandbox Allows Internal Request Proxying

Publication date: 2026-01-13

Last updated on: 2026-01-13

Assigner: Fortinet, Inc.

Description

A Server-Side Request Forgery (SSRF) vulnerability [CWE-918] vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.4, FortiSandbox 4.4 all versions, FortiSandbox 4.2 all versions, FortiSandbox 4.0 all versions may allow an authenticated attacker to proxy internal requests limited to plaintext endpoints only via crafted HTTP requests.

CVSS Scores

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Meta Information

Published

2026-01-13

Last Modified

2026-01-13

Generated

2026-07-06

AI Q&A

2026-01-14

EPSS Evaluated

2026-07-05

NVD

CVE-2025-67685

EUVD

EUVD-2026-2215

Affected Vendors & Products

Vendor	Product	Version / Range
fortinet	fortisandbox	From 5.0.0 (inc) to 5.0.3 (inc)
fortinet	fortisandbox	4.4
fortinet	fortisandbox	4.2
fortinet	fortisandbox	4.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-918	The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.

Attack-Flow Graph

Executive Summary

This vulnerability is a Server-Side Request Forgery (SSRF) in Fortinet FortiSandbox versions 4.0 through 5.0.4. It allows an authenticated attacker to send crafted HTTP requests that cause the server to proxy internal requests to plaintext endpoints, potentially accessing internal resources indirectly.

Impact Analysis

An attacker exploiting this vulnerability could make the FortiSandbox server send unauthorized requests to internal systems, potentially exposing sensitive information or internal services that are not normally accessible from outside the network. However, the impact is limited to plaintext endpoints and requires authentication.

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