CVE-2026-59835 | A exposure of resource to wrong sphere vulnerability in Fort… | CVSS 7.7 HIGH

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.

Metadata

CVE ID: CVE-2026-59835
State: PUBLISHED
Assigner: fortinet
Reserved: 2026-07-07 15:21 UTC
Published: 2026-07-14 15:12 UTC
Last updated: 2026-07-14 15:55 UTC
Primary CWE: CWE-668
Information disclosure
Vendor / Product: Fortinet / FortiSandbox
Sources: cve.org · NVD

Severity & Metrics

7.7 HIGH CVSS 3.1

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

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: partial

Affected products (1)

Vendor	Product	Platform	Versions
Fortinet	FortiSandbox	—	5.0.0 ≤ 5.0.2, 4.4.3 ≤ 4.4.8

Weakness (CWE)

CWE	Source	Description
CWE-668	cna	Information disclosure

CVSS scores (1)

Score	Severity	Version	Source	Vector
7.7	HIGH	3.1	cna	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

References (1)

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