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CVE-2026-75094— COMFAST CF-N1-S CGI mbox-config sub_44B438 os command injection

Quick assessment

Affected
COMFAST CF-N1-S
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Comfast CF-N1-S是中国Comfast公司的一款路由器。 Comfast CF-N1-S 2.6.0.1版本存在命令注入漏洞，该漏洞源于对文件/cgi-bin/mbox-config?method=SET&section=ptest_ssid中参数ssid的错误操作，可能导致OS命令注入。

CVSS 9.1 · Critical EPSS 2.11% · P80

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
COMFAST CF-N1-S 2.6.0.1 affected
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I. Basic Information for CVE-2026-75094

Vulnerability Information
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Vulnerability Title
COMFAST CF-N1-S CGI mbox-config sub_44B438 os command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw has been found in COMFAST CF-N1-S 2.6.0.1. This impacts the function sub_44B438 of the file /cgi-bin/mbox-config?method=SET&section=ptest_ssid of the component CGI Interface. This manipulation of the argument ssid causes os command injection. Remote exploitation of the attack is possible. The exploit has been published and may be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Comfast CF-N1-S 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Comfast CF-N1-S是中国Comfast公司的一款路由器。 Comfast CF-N1-S 2.6.0.1版本存在命令注入漏洞，该漏洞源于对文件/cgi-bin/mbox-config?method=SET&section=ptest_ssid中参数ssid的错误操作，可能导致OS命令注入。
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
COMFAST CF-N1-S 2.6.0.1 cpe:2.3:a:comfast:cf-n1-s:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-75094

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 4113 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
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III. Intelligence Information for CVE-2026-75094

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Proof of Concept for CVE-2026-75094 (1)

IV. Related Vulnerabilities

Same product: CF-N1-S
Same vendor: COMFAST
Same weakness: CWE-78

V. Comments for CVE-2026-75094

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