---
title: "CVE-2026-109157: TRENDnet TEW-432BRP - Buffer Overflow"
description: "TRENDnet TEW-432BRP 3.10B20 contains a buffer overflow caused by manipulation of the \"Name\" argument in /goform/formTcpipSetup, letting remote attackers cause memory corruption, exploit requires no special privileges."
url: https://panop.io/threat-heartbeat/CVE-2026-109157/
---

# CVE-2026-109157 TRENDnet TEW-432BRP - Buffer Overflow

TRENDnet TEW-432BRP 3.10B20 contains a buffer overflow caused by manipulation of the "Name" argument in /goform/formTcpipSetup, letting remote attackers cause memory corruption, exploit requires no special privileges.

CVSS base score 9.9 /10

Critical

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.59% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-109157)

## Details

Type

Buffer Overflow

Impact

Remote Code Execution, Denial Of Service

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Published

13 October 2026

Updated

15 October 2026

Weakness

[CWE-119](https://cwe.mitre.org/data/definitions/119.html)

## Vendor fix

No fix available as the product is end-of-life; consider upgrading to a supported device.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-109157](https://nvd.nist.gov/vuln/detail/CVE-2026-109157)
- [https://vuldb.com/vuln/416890/cti](https://vuldb.com/vuln/416890/cti)
- [https://github.com/wudipjq/my\_vuln/blob/main/TRENDnet/vuln\_21/21.md](https://github.com/wudipjq/my_vuln/blob/main/TRENDnet/vuln_21/21.md)
- [https://vuldb.com/cve/CVE-2026-109157](https://vuldb.com/cve/CVE-2026-109157)
- [https://vuldb.com/submit/979590](https://vuldb.com/submit/979590)
- [https://vuldb.com/vuln/416890](https://vuldb.com/vuln/416890)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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