CVE-2026-9401
Edimax BR-6675nD POST Request formWanTcpipSetup buffer overflow
Vexday Risk Score
41Attention
SSVC decision (CISA)
Attend
PoC available → attend closely
CVSS 8.7EPSS 0.4%KEV nãoPoC públicaNuclei —Metasploit —Patch —
Lifecycle
24 May 2026Published on NVD
Recommendation: Plan a near-term fix — a public PoC already exists.
A vulnerability has been found in Edimax BR-6675nD 1.12. Impacted is the function formWanTcpipSetup of the file /goform/formWanTcpipSetup of the component POST Request Handler. The manipulation of the argument pppUserName leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
Affected products
Edimax · BR-6675nDpublic PoCs found — 1
cve_referencelavender-bicycle-a5a.notion.site/EDIMAX-BR-6675nD-formWanTcpipSetup-34b53a41781f8020ab30c8ca204ab15d?source=copy_linkunverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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