CVE-2026-39813

critical Fortinet
CVSS v3 Base Score
9.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C
EPSS Score
18.0%
Exploitation probability in 30 days
Top 3% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Published: April 14, 2026 (86 days ago)
Last Modified: June 18, 2026
Vendor: Fortinet
Source: MITRE

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.

CWE

CWE-24

Affected Products

Fortinet FortiSandboxFortinet FortiSandbox Cloud

References

🔗 fortiguard.fortinet.com