CVE-2026-21741
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I. Basic Information for CVE-2026-21741
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
指向未可信站点的URL重定向(开放重定向)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Fortinet FortiNAC-F 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Fortinet FortiNAC-F是美国飞塔（Fortinet）公司的一套网络访问控制解决方案。该产品主要用于网络访问控制和物联网安全防护。 Fortinet FortiNAC-F 7.6.0至7.6.5版本、7.4版本和7.2版本存在输入验证错误漏洞，该漏洞源于URL重定向，可能导致远程特权攻击者将用户重定向到任意网站。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Fortinet | FortiNAC-F | 7.6.0 ~ 7.6.5 | - |
II. Public POCs for CVE-2026-21741
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Fortinet · 2026-04-14 · 27 CVEs total
| CVE-2026-39808 | 9.1 CRITICAL | Fortinet FortiSandbox 操作系统命令注入漏洞 |
| CVE-2026-39813 | 9.1 CRITICAL | Fortinet FortiSandbox 安全漏洞 |
| CVE-2026-39815 | 7.9 HIGH | Fortinet FortiDDoS-F 安全漏洞 |
| CVE-2026-22828 | 7.3 HIGH | Fortinet FortiManager Cloud和Fortinet FortiAnalyzer Cloud 安全漏洞 |
| CVE-2025-61848 | 6.8 MEDIUM | Fortinet多款产品 SQL注入漏洞 |
| CVE-2026-40688 | 6.7 MEDIUM | Fortinet FortiWeb 缓冲区错误漏洞 |
| CVE-2026-23708 | 6.7 MEDIUM | Fortinet FortiSOAR PaaS和Fortinet FortiSOAR on-premise 授权问题漏洞 |
| CVE-2026-39809 | 6.2 MEDIUM | Fortinet FortiClientEms 安全漏洞 |
| CVE-2025-53847 | 6.2 MEDIUM | Fortinet FortiOS 访问控制错误漏洞 |
| CVE-2026-22155 | 6.2 MEDIUM | Fortinet FortiSOAR PaaS和Fortinet FortiSOAR on-premise 安全漏洞 |
| CVE-2026-25691 | 6.2 MEDIUM | Fortinet FortiSandbox 路径遍历漏洞 |
| CVE-2026-39814 | 6.2 MEDIUM | Fortinet FortiWeb 安全漏洞 |
| CVE-2026-22573 | 6.2 MEDIUM | Fortinet FortiSOAR PaaS和Fortinet FortiSOAR on-premise 路径遍历漏洞 |
| CVE-2024-23104 | 5.4 MEDIUM | Fortinet FortiNDR 信息泄露漏洞 |
| CVE-2026-21742 | 5.4 MEDIUM | Fortinet FortiSOAR PaaS和Fortinet FortiSOAR on-premise 安全漏洞 |
| CVE-2025-68649 | 5.4 MEDIUM | Fortinet多款产品 路径遍历漏洞 |
| CVE-2025-61624 | 5.4 MEDIUM | Fortinet多款产品 路径遍历漏洞 |
| CVE-2026-39810 | 5.2 MEDIUM | Fortinet FortiClientEMS 安全漏洞 |
| CVE-2025-61886 | 4.9 MEDIUM | Fortinet FortiSandbox 跨站脚本漏洞 |
| CVE-2026-39811 | 4.4 MEDIUM | Fortinet FortiWeb 输入验证错误漏洞 |
Showing top 20 of 27 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: FortiNAC-F
Same weakness: CWE-601
- CVE-2026-42350
Kargo: Open Redirect in UI OIDC Login Flow via redirectTo Qu - CVE-2026-42195
Unvalidated gitlab URL parameter redirects OAuth authorize s - CVE-2026-3318
Multiple vulnerabilities in Cradle e-commerce - CVE-2026-42259
Saltcorn: Open Redirect in `POST /auth/login` due to incompl - CVE-2026-6795
Open Redirect in DivvyDrive Information Technologies' DivvyD
V. Comments for CVE-2026-21741
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