---
id: CVE-2026-94952
title: >-
  A stack-based buffer overflow vulnerability exists in the web management
  interface of TOTOLINK N150RT (NTR150) firmware V3.4.0-B20201030
summary: >-
  A stack-based buffer overflow vulnerability exists in the web management
  interface of TOTOLINK N150RT (NTR150) firmware V3.4.0-B20201030. It is
  reachable through the route /boafrm/formPortFw (port-forwarding configuration
  handler) and is…
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-121
published: '2026-09-29'
updated: '2026-09-30'
sourceUpdated: '2026-09-30T17:16:51.753'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-94952'
references:
  - url: 'https://gist.github.com/H3rmesk1t/0f2e6a120c92a37282779516b7e93e03'
    label: cve@mitre.org
  - url: 'https://gist.github.com/H3rmesk1t/0f2e6a120c92a37282779516b7e93e03'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
  - cve.org
  - exploit-available
epss: 0.00355
epssPercentile: 0.29059
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-09-30T16:46:16.994274Z'
ingestedAt: '2026-09-29T21:49:08.218Z'
---

## Overview

A stack-based buffer overflow vulnerability exists in the web management interface of TOTOLINK N150RT (NTR150) firmware V3.4.0-B20201030. It is reachable through the route /boafrm/formPortFw (port-forwarding configuration handler) and is triggered by the ip_subnet and fw_ip request parameters during the rule-addition flow.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.