CVE-2026-21741: Execute unauthorized code or commands in Fortinet FortiNAC-F
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.
AI Analysis
Technical Summary
This vulnerability in Fortinet FortiNAC-F products involves an Open Redirect (CWE-601) flaw that can be exploited by a remote attacker holding system administrator privileges. By crafting a malicious CSV file, the attacker can cause the system to redirect users to untrusted external websites. The affected versions include FortiNAC-F 7.6.0 through 7.6.5, 7.4 all versions, and 7.2 all versions. The CVSS v3.1 base score is 2.2, indicating low severity with partial impact on integrity and requiring user interaction. The vendor has released an official fix for this vulnerability.
Potential Impact
The vulnerability allows a privileged remote attacker to redirect users to arbitrary external websites, which could potentially be used for phishing or other social engineering attacks. There is no direct impact on confidentiality or availability. The attack requires the attacker to have system administrator privileges and user interaction to succeed. No known exploits are reported in the wild.
Mitigation Recommendations
An official patch is available from Fortinet to remediate this vulnerability. Users of affected FortiNAC-F versions should apply the vendor's update promptly to eliminate the risk. Since the vulnerability requires system administrator privileges and user interaction, applying the patch effectively mitigates the threat.
CVE-2026-21741: Execute unauthorized code or commands in Fortinet FortiNAC-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.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Fortinet FortiNAC-F products involves an Open Redirect (CWE-601) flaw that can be exploited by a remote attacker holding system administrator privileges. By crafting a malicious CSV file, the attacker can cause the system to redirect users to untrusted external websites. The affected versions include FortiNAC-F 7.6.0 through 7.6.5, 7.4 all versions, and 7.2 all versions. The CVSS v3.1 base score is 2.2, indicating low severity with partial impact on integrity and requiring user interaction. The vendor has released an official fix for this vulnerability.
Potential Impact
The vulnerability allows a privileged remote attacker to redirect users to arbitrary external websites, which could potentially be used for phishing or other social engineering attacks. There is no direct impact on confidentiality or availability. The attack requires the attacker to have system administrator privileges and user interaction to succeed. No known exploits are reported in the wild.
Mitigation Recommendations
An official patch is available from Fortinet to remediate this vulnerability. Users of affected FortiNAC-F versions should apply the vendor's update promptly to eliminate the risk. Since the vulnerability requires system administrator privileges and user interaction, applying the patch effectively mitigates the threat.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- fortinet
- Date Reserved
- 2026-01-05T14:17:53.224Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
Threat ID: 69de650582d89c981fbed4eb
Added to database: 4/14/2026, 4:02:13 PM
Last enriched: 4/14/2026, 4:18:11 PM
Last updated: 4/15/2026, 5:54:48 AM
Views: 9
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