Stack-Based Buffer Overflow Vulnerability in Edimax BR-6428nC Wireless Router
CVE-2026-100745

5.3MEDIUM

Key Information:

Vendor

Edimax

Status
Br-6428nc
Vendor
CVE Published:
27 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-100745?

A vulnerability exists in the Edimax BR-6428nC router, specifically within the Wireless Wizard Handler component located at /goform/formWizSurvey. This issue arises from improper handling of the interface1 and interface2 arguments, leading to a stack-based buffer overflow. An attacker could exploit this vulnerability remotely, potentially allowing unauthorized access and manipulation of sensitive data. Given the public disclosure of the exploit details, immediate action is advised to secure any affected devices.

Affected Version(s)

BR-6428nC 1.16

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-100745 - Proof of Concept

References

https://vuldb.com/vuln/410616
vdb-entrytechnical-description
https://vuldb.com/vuln/410616/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-100745
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

tian (VulDB User)
.