CVE-2026-9294 | THREATINT

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.

PUBLISHED Reserved 2026-05-22 | Published 2026-05-23 | Updated 2026-05-26 | Assigner VulDB

HIGH: 8.7CVSS: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

HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

9.0AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Buffer Overflow

Memory Corruption

Product status

1.10

affected

Timeline

2026-05-22:	Advisory disclosed
2026-05-22:	VulDB entry created
2026-05-22:	VulDB entry last update

Credits

wxhwxhwxh_tutu (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/365241 (VDB-365241 | Edimax BR-6428NS POST Request formWanTcpipSetup buffer overflow) vdb-entry technical-description

vuldb.com/vuln/365241/cti (VDB-365241 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/submit/811533 (Submit #811533 | EDIMAX BR-6428NS BR-6428NS_v4_1.10 Buffer Overflow) third-party-advisory

lavender-bicycle-a5a.notion.site/...62fd8fd?source=copy_link exploit

cve.org (CVE-2026-9294)

nvd.nist.gov (CVE-2026-9294)

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