CVE-2026-21741
Received Received - Intake
Open Redirect in Fortinet FortiNAC Allows Admin-Driven Phishing

Publication date: 2026-04-14

Last updated on: 2026-04-20

Assigner: Fortinet, Inc.

Description
An URL Redirection to Untrusted Site ('Open Redirect') vulnerability [CWE-601] vulnerability in Fortinet FortiNAC-F 7.6.0 through 7.6.5, FortiNAC-F 7.4 all versions, FortiNAC-F 7.2 all versions may allow a remote privileged attacker with system administrator role to redirect users to an arbitrary website via crafted CSV file.
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Meta Information
Published
2026-04-14
Last Modified
2026-04-20
Generated
2026-06-16
AI Q&A
2026-04-14
EPSS Evaluated
2026-06-15
NVD
CVE-2026-21741
EUVD
EUVD-2026-22313
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
fortinet fortinac-f From 7.2.0 (inc) to 7.6.6 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-601 The web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect.
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Executive Summary

This vulnerability is an Open Redirect issue (CWE-601) found in Fortinet FortiNAC-F versions 7.6.0 through 7.6.5, 7.4 all versions, and 7.2 all versions. It allows a remote attacker who has system administrator privileges to redirect users to an arbitrary website by using a specially crafted CSV file.

Impact Analysis

The vulnerability can impact you by enabling a remote privileged attacker to redirect users to malicious or untrusted websites. This could potentially be used for phishing attacks or to trick users into visiting harmful sites, although the attacker must already have system administrator privileges to exploit it.

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