CVE-2026-21741 | BDVDB-2026-326795 Detail

FortinetFortiNAC-F

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.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact low, availability impact none. Attack vector: network.

Weaknesses#

CWE-601 Execute unauthorized code or commands

References#

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

Exploit#

No public exploit known

History#

Version 12026-04-14Record published in the CVE List.
Version 22026-11-06Most recent update recorded in the CVE List.

Published

Published: 2026-04-14
Last modified: 2026-11-06

Vendor information

Vendor: Fortinet
Product: FortiNAC-F

All Fortinet vulnerabilities

Score

2.2 Low

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 11.2.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= 7.6.0 and <= 7.6.5
Fixed
Not stated
Vulnerable
>= 7.4.0 and <= 7.4.4
Fixed
Not stated
Vulnerable
>= 7.2.0 and <= 7.2.9
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

2.2 Low

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	High
User Interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity	Low
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).