---
id: CVE-2026-84389
title: >-
  A url redirection to untrusted site ('open redirect') vulnerability in
  Fortinet FortiSIEM 7.5.0 through 7.5.1, FortiSIEM 7.4.1 through 7.4.2 may
  allow attacker to execute unauthorized code or commands via <insert attack
  vector here>
summary: >-
  A url redirection to untrusted site ('open redirect') vulnerability in
  Fortinet FortiSIEM 7.5.0 through 7.5.1, FortiSIEM 7.4.1 through 7.4.2 may
  allow attacker to execute unauthorized code or commands via <insert attack
  vector here>
severity: low
cvss: 3.1
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N'
cwe:
  - CWE-601
vendor: Fortinet
product: FortiSIEM
affected:
  - FortiSIEM >= 7.5.0 <= 7.5.1
  - FortiSIEM >= 7.4.1 <= 7.4.2
published: '2026-09-08'
updated: '2026-09-10'
sourceUpdated: '2026-09-10T04:18:17.983'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-84389'
references:
  - url: 'https://fortiguard.fortinet.com/psirt/FG-IR-26-169'
    label: psirt@fortinet.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-09T00:00:00+00:00'
scores:
  nvd: 3.1
  cna: 2.8
epss: 0.00218
epssPercentile: 0.10842
ingestedAt: '2026-09-08T19:08:49.602Z'
---

## Overview

A url redirection to untrusted site ('open redirect') vulnerability in Fortinet FortiSIEM 7.5.0 through 7.5.1, FortiSIEM 7.4.1 through 7.4.2 may allow attacker to execute unauthorized code or commands via <insert attack vector here>

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.