Buffer Overflow Vulnerability in Edimax BR-6675nD Router
CVE-2026-9382

8.7HIGH

Key Information:

Vendor

Edimax

Status
Br-6675nd
Vendor
CVE Published:
24 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-9382?

A critical flaw has been identified in the Edimax BR-6675nD router, specifically within the function formPPTPSetup of the POST Request Handler. The vulnerability allows for a buffer overflow by manipulating the pptpUserName argument in the request. This issue could lead to unauthorized remote execution of arbitrary code, granting attackers the ability to compromise the device. Despite early notification to the vendor regarding this critical security issue, no response has been received. Users of the affected product are urged to take immediate precautions to mitigate potential risks.

Affected Version(s)

BR-6675nD 1.12

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-2026-9382 - Proof of Concept

References

https://vuldb.com/vuln/365345
vdb-entrytechnical-description
https://vuldb.com/vuln/365345/cti
signaturepermissions-required
https://vuldb.com/submit/811560
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
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

yhryhryhr_tu (VulDB User)
VulDB CNA Team
.