CVE-2026-9401

HIGH

Edimax BR-6675nD POST Request formWanTcpipSetup buffer overflow

Title source: cna
STIX 2.1

Description

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.

References (4)

Core 4
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-365382 | Edimax BR-6675nD POST Request formWanTcpipSetup buffer overflow
https://vuldb.com/vuln/365382
Signature, Permissions Required signature permissions-required
VDB-365382 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/365382/cti
Third Party Advisory third-party-advisory
Submit #811563 | EDIMAX BR-6675nD BR-6675nD v1.12 Buffer Overflow
https://vuldb.com/submit/811563

Scores

CVSS v3 8.8
EPSS 0.0059
EPSS Percentile 43.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-119 CWE-120
Status published
Products (1)
Edimax/BR-6675nD 1.12
Published May 24, 2026
Tracked Since May 25, 2026