Relative Path Traversal Vulnerability in Fortinet FortiWeb Products
CVE-2026-39814

6.2MEDIUM

Key Information:

Vendor

Fortinet
Status
Fortiweb
Vendor
CVE Published:
14 April 2026

What is CVE-2026-39814?

A relative path traversal vulnerability exists in multiple versions of Fortinet's FortiWeb, which may allow attackers to exploit the system and execute unauthorized code or commands. This vulnerability can be exploited through specially crafted input, leading to potential unauthorized access and manipulation of files on the server. Organizations utilizing any affected versions should take immediate action to mitigate this risk.

Affected Version(s)

FortiWeb 8.0.0 <= 8.0.2

FortiWeb 7.6.0 <= 7.6.6

FortiWeb 7.4.1 <= 7.4.12

References

https://fortiguard.fortinet.com/psirt/FG-IR-26-114

CVSS V3.1

Score:
6.2
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.