CVE-2026-67402
Quick assessment
Affected
WebPros ConfigServer Security & Firewall
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
ConfigServer Security & Firewall 中不安全的 Apache 配置通过 Messenger v3 的 HTTPS 虚拟主机将 映射为 CGI 程序。地址被封锁的远程未认证攻击者可以请求已映射的可执行文件，并以 Apache 用户身份执行任意命令。该漏洞影响启用了 CSF Messenger v3 及其 HTTPS 模式的安装环境。WebPros 已在 16.31 版本中修复了该漏洞。
Possible ATT&CK Techniques 1 AI
T1059.004 · Unix Shell
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I. Basic Information for CVE-2026-67402
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An insecure Apache configuration in ConfigServer Security & Firewall maps /usr/bin as CGI programs through the Messenger v3 HTTPS virtual host. A remote unauthenticated attacker whose address is blocked can request a mapped executable and run arbitrary commands as the Apache user. The vulnerability affects installations where CSF Messenger v3 and its HTTPS mode are enabled. WebPros addressed the vulnerability in version 16.31.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
对外部实体的文件或目录可访问
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| WebPros | ConfigServer Security & Firewall | 14.02 ~ 16.31 | - |
|
| ConfigServer | ConfigServer Security & Firewall | 14.02 ~ * | - |
|
II. Public POCs for CVE-2026-67402
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-67402 (1)
Same Patch Batch · WebPros · 2026-09-03 · 3 CVEs total
| CVE-2026-67397 | 8.5 HIGH | Plesk 18.0.80.5 及以下版本路径遍历提权漏洞 |
| CVE-2026-67398 | 8.2 HIGH | WHMCS多版本2Checkout支付网关缺失授权漏洞 |
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V. Comments for CVE-2026-67402
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