---
id: CVE-2026-94100
title: A weakness has been identified in Netcore NBR200V2 1.3.241127.071246
summary: >-
  A weakness has been identified in Netcore NBR200V2 1.3.241127.071246. Impacted
  is the function wan_config_set_vlan of the file /usr/bin/routerd of the
  component WAN VLAN Reconfiguration. Executing a manipulation of the argument
  vlan_wanX…
severity: critical
cvss: 9.9
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'
cwe:
  - CWE-119
  - CWE-120
vendor: Netcore
product: NBR200V2
affected:
  - NBR200V2 1.3.241127.071246
published: '2026-09-21'
updated: '2026-09-21'
sourceUpdated: '2026-09-21T13:33:33.387'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-94100'
references:
  - url: >-
      https://app.notion.com/p/Netcore-NBR200V2-Vul-8-39f797159f158003ad3eff2fd36342b6
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-94100'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/892994'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/408029'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/408029/cti'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
epss: 0.00455
epssPercentile: 0.38672
ingestedAt: '2026-09-21T01:29:29.702Z'
---

## Overview

A weakness has been identified in Netcore NBR200V2 1.3.241127.071246. Impacted is the function wan_config_set_vlan of the file /usr/bin/routerd of the component WAN VLAN Reconfiguration. Executing a manipulation of the argument vlan_wanX.ports can lead to buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

## Remediation

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