CVE-2026-59835 - Vulnerability Details - OpenCVE

A exposure of resource to wrong sphere vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.2, FortiSandbox 4.4.3 through 4.4.8 may allow an unauthenticated attacker to access the VNC server of VMs performing scanning via network requests.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact Low

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact partial

Vendors	Products
Fortinet	Fortisandbox

No data.

No data.

References

Link	Providers
https://fortiguard.fortinet.com/psirt/FG-IR-26-145

History

Thu, 16 Jul 2026 07:30:00 +0000

Type	Values Removed	Values Added
Title		Unauthenticated VNC Server Access via Resource Exposure in FortiSandbox

Tue, 14 Jul 2026 16:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Tue, 14 Jul 2026 15:45:00 +0000

Type	Values Removed	Values Added
Description		A exposure of resource to wrong sphere vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.2, FortiSandbox 4.4.3 through 4.4.8 may allow an unauthenticated attacker to access the VNC server of VMs performing scanning via network requests.
First Time appeared		Fortinet Fortinet fortisandbox
Weaknesses		CWE-668
CPEs		cpe:2.3:a:fortinet:fortisandbox:4.4.3:::::::* cpe:2.3:a:fortinet:fortisandbox:4.4.4:::::::* cpe:2.3:a:fortinet:fortisandbox:4.4.5:::::::* cpe:2.3:a:fortinet:fortisandbox:4.4.6:::::::* cpe:2.3:a:fortinet:fortisandbox:4.4.7:::::::* cpe:2.3:a:fortinet:fortisandbox:4.4.8:::::::* cpe:2.3:a:fortinet:fortisandbox:5.0.0:::::::* cpe:2.3:a:fortinet:fortisandbox:5.0.1:::::::* cpe:2.3:a:fortinet:fortisandbox:5.0.2:::::::*
Vendors & Products		Fortinet Fortinet fortisandbox
References		https://fortiguard.fortinet.com/psirt/FG-IR-26-145
Metrics		cvssV3_1 `{'score': 7.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L/E:P/RL:O/RC:C'}`

MITRE

Status: PUBLISHED

Assigner: fortinet

Published: 2026-07-14T15:12:20.855Z

Updated: 2026-07-16T07:35:10.603Z

Reserved: 2026-07-07T15:21:25.057Z

Link: CVE-2026-59835

Vulnrichment

Updated: 2026-07-14T15:55:20.974Z

NVD

No data.

Redhat

No data.

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