CVE-2026-39813

CRITICAL EPSS 96.6%

Published Apr 14, 20262mo ago · Modified Jun 18, 20261w ago

9.8 CVSS 3.1

Critical

Published Apr 14, 2026 2mo ago

Last Modified Jun 18, 2026 1w ago

Description

A path traversal: '../filedir' vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.5, FortiSandbox 4.4.0 through 4.4.8 may allow attacker to escalation of privilege via specially crafted HTTP requests.

CVSS Details

Base Score

9.8

Exploitability

3.9

Impact

5.9

Vector string

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction None

Scope Unchanged

Confidentiality High

Integrity High

Availability High

Threat Intelligence

EPSS Exploit Probability

96.6% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-24

Affected Products 2

Vendor	Product	Version	Range
fortinet	fortisandbox	*	≥4.4.0 – <4.4.9
fortinet	fortisandbox	*	≥5.0.0 – <5.0.6

References 1

fortiguard.fortinet.com https://fortiguard.fortinet.com/psirt/FG-IR-26-112

Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.