Stack-Based Buffer Overflow in TRENDnet TEW-432BRP Router
CVE-2026-10119

8.7HIGH

Key Information:

Vendor

Trendnet

Status
Tew-432brp
Vendor
CVE Published:
30 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-10119?

A security vulnerability has been identified in the TRENDnet TEW-432BRP version 3.10B20, specifically within the formSetMACFilter function of the /goform/formSetMACFilter file. This issue allows for a stack-based buffer overflow when the filter_name argument is manipulated, which can be exploited remotely. The vendor has indicated that the product has reached its end of life (EOL) status since 2009, and as such, they are unable to address or fix this vulnerability. Users of this product must be aware of the potential risks involved, as no patches or fixes will be released for this long-outdated device.

Affected Version(s)

TEW-432BRP 3.10B20

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-2026-10119 - Proof of Concept

References

https://vuldb.com/vuln/367296
vdb-entrytechnical-description
https://vuldb.com/vuln/367296/cti
signaturepermissions-required
https://vuldb.com/submit/814761
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

pjqwudi_Buoy (VulDB User)
VulDB CNA Team
.