CVE-2026-21741 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

No data.

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

Upgrade to upcoming FortiNAC-F version 7.6.6 or above

Workaround

No workaround given by the vendor.

References

Link	Providers
https://fortiguard.fortinet.com/psirt/FG-IR-26-118

History

Tue, 14 Apr 2026 17:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Tue, 14 Apr 2026 16:00:00 +0000

Type	Values Removed	Values Added
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.
Weaknesses		CWE-601
References		https://fortiguard.fortinet.com/psirt/FG-IR-26-118
Metrics		cvssV3_1 `{'score': 2.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: fortinet

Published: 2026-04-14T15:39:45.334Z

Updated: 2026-04-14T16:15:52.069Z

Reserved: 2026-01-05T14:17:53.224Z

Link: CVE-2026-21741

Vulnrichment

Updated: 2026-04-14T16:15:49.239Z

NVD

Status : Received

Published: 2026-04-14T16:16:35.777

Modified: 2026-04-14T16:16:35.777

Link: CVE-2026-21741

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-601

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