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CVE-2026-7683— Edimax BR-6428nC Web setWAN command injection

CVSS 6.3 · Medium EPSS 1.23% · P79
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I. Basic Information for CVE-2026-7683

Vulnerability Information
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Vulnerability Title
Edimax BR-6428nC Web setWAN command injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
A weakness has been identified in Edimax BR-6428nC up to 1.16. This affects an unknown function of the file /goform/setWAN of the component Web Interface. This manipulation of the argument pppUserName/pptpUserName causes command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Edimax BR-6428nC 注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Edimax BR-6428nC是中国讯舟（Edimax）公司的一款多功能无线宽带路由器。 Edimax BR-6428nC 1.16及之前版本存在注入漏洞，该漏洞源于组件Web Interface中文件/goform/setWAN的未知函数对参数pppUserName/pptpUserName的操作，可能导致命令注入。
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

VendorProductAffected VersionsCPESubscribe
EdimaxBR-6428nC 1.0 -

II. Public POCs for CVE-2026-7683

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III. Intelligence Information for CVE-2026-7683

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Same Patch Batch · Edimax · 2026-05-03 · 4 CVEs total

CVE-2026-76858.8 HIGHEdimax BR-6208AC setWAN buffer overflow
CVE-2026-76848.8 HIGHEdimax BR-6428nC setWAN buffer overflow
CVE-2026-76826.3 MEDIUMEdimax BR-6208AC L2TP Mode setWAN command injection

IV. Related Vulnerabilities

Same product: BR-6428nC
Same vendor: Edimax
Same weakness: CWE-77

V. Comments for CVE-2026-7683

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