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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.

WebPros ConfigServer Security & Firewall是WebPros公司的一款服务器防火墙软件。 WebPros ConfigServer Security & Firewall 14.02至16.31之前版本存在权限许可和访问控制问题漏洞，该漏洞源于不安全的Apache配置通过Messenger v3 HTTPS虚拟主机将/usr/bin映射为CGI程序，可能导致远程未认证攻击者请求映射的可执行文件并以Apache用户身份运行任意命令。

CVSS 9.2 · Critical EPSS 0.54% · P45

Possible ATT&CK Techniques 1 AI

T1059.004 · Unix Shell

Affected Version Matrix 2

VendorProduct Version RangeStatus
ConfigServer ConfigServer Security & Firewall 14.02< * affected
WebPros ConfigServer Security & Firewall 14.02< 16.31 affected
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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
Vulnerability Title
WebPros ConfigServer Security & Firewall 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WebPros ConfigServer Security & Firewall是WebPros公司的一款服务器防火墙软件。 WebPros ConfigServer Security & Firewall 14.02至16.31之前版本存在权限许可和访问控制问题漏洞，该漏洞源于不安全的Apache配置通过Messenger v3 HTTPS虚拟主机将/usr/bin映射为CGI程序，可能导致远程未认证攻击者请求映射的可执行文件并以Apache用户身份运行任意命令。
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
WebPros ConfigServer Security & Firewall 14.02 ~ 16.31 -
ConfigServer ConfigServer Security & Firewall 14.02 ~ * -

II. Public POCs for CVE-2026-67402

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III. Intelligence Information for CVE-2026-67402

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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 WebPros Plesk 路径遍历漏洞
CVE-2026-67398 8.2 HIGH WebPros WHMCS 授权问题漏洞

IV. Related Vulnerabilities

Same product: ConfigServer Security & Firewall
Same vendor: WebPros
Same weakness: CWE-552

V. Comments for CVE-2026-67402

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