CVE-2026-22153
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I. Basic Information for CVE-2026-22153
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An Authentication Bypass by Primary Weakness vulnerability [CWE-305] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.4 may allow an unauthenticated attacker to bypass LDAP authentication of Agentless VPN or FSSO policy, when the remote LDAP server is configured in a specific way.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用基本弱点进行的认证绕过
Source: NVD (National Vulnerability Database)
Vulnerability Title
Fortinet FortiOS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Fortinet FortiOS是美国飞塔（Fortinet）公司的一套专用于FortiGate网络安全平台上的安全操作系统。该系统为用户提供防火墙、防病毒、IPSec/SSLVPN、Web内容过滤和反垃圾邮件等多种安全功能。 Fortinet FortiOS 7.6.0版本至7.6.4版本存在安全漏洞，该漏洞源于主要弱点身份验证绕过，可能导致未经身份验证的攻击者在特定LDAP服务器配置下绕过Agentless VPN或FSSO策略的身份验证。
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
II. Public POCs for CVE-2026-22153
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | None | https://github.com/washingtonmaister/CVE-2026-22153-exp | POC Details |
| 2 | None | https://github.com/glitchhawks/CVE-2026-22153 | POC Details |
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No public POC found.
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Same Patch Batch · Fortinet · 2026-02-10 · 8 CVEs total
| CVE-2025-52436 | 7.9 HIGH | Fortinet FortiSandbox 跨站脚本漏洞 |
| CVE-2026-21743 | 6.8 MEDIUM | Fortinet FortiAuthenticator 安全漏洞 |
| CVE-2025-64157 | 6.7 MEDIUM | Fortinet FortiOS 格式化字符串错误漏洞 |
| CVE-2025-62676 | 6.4 MEDIUM | Fortinet FortiClientWindows 后置链接漏洞 |
| CVE-2025-68686 | 5.3 MEDIUM | Fortinet FortiOS 信息泄露漏洞 |
| CVE-2025-55018 | 5.2 MEDIUM | Fortinet FortiOS 环境问题漏洞 |
| CVE-2025-62439 | 3.8 LOW | Fortinet FortiOS 安全漏洞 |
IV. Related Vulnerabilities
Same weakness: CWE-305
- CVE-2026-6266
Aap-controller: aap-gateway: account hijacking and unauthori - CVE-2026-4670
Improper Authentication vulnerability in Progress MOVEit Aut - CVE-2026-33472
Cryptomator Hub OAuth token exchange HTTP downgrade via getA - CVE-2026-20152
Cisco Secure Web Appliance Authentication Service Traffic By - CVE-2026-33892
Siemens Industrial Edge Management 安全漏洞
V. Comments for CVE-2026-22153
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