CVE-2026-9294

HIGH

Edimax BR-6428NS POST Request formWanTcpipSetup buffer overflow

Title source: cna
STIX 2.1

Description

A vulnerability was identified in Edimax BR-6428NS 1.10. The impacted element is the function formWanTcpipSetup of the file /goform/formWanTcpipSetup of the component POST Request Handler. Such manipulation of the argument pppUserName leads to buffer overflow. It is possible to launch the attack remotely. The exploit is publicly available and might 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-365241 | Edimax BR-6428NS POST Request formWanTcpipSetup buffer overflow
https://vuldb.com/vuln/365241
Signature, Permissions Required signature permissions-required
VDB-365241 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/365241/cti
Third Party Advisory third-party-advisory
Submit #811533 | EDIMAX BR-6428NS BR-6428NS_v4_1.10 Buffer Overflow
https://vuldb.com/submit/811533

Scores

CVSS v3 8.8
EPSS 0.0065
EPSS Percentile 46.0%
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-6428NS 1.10
Published May 23, 2026
Tracked Since May 23, 2026