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CVE-2026-94100

Netcore NBR200V2 WAN VLAN Reconfiguration routerd wan_config_set_vlan buffer overflow

CVSS 4.0 9.4 CRITICALCVSS 3.1 9.9 CRITICALCVSS 3.0 9.9 CRITICALCVSS 2.0 9.0 Check source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-94100

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-94100

Published

NBR200V2

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Netcore",
                    "product": "NBR200V2",
                    "versions": [
                        {
                            "version": "1.3.241127.071246",
                            "status": "affected"
                        }
                    ],
                    "cpes": [
                        "cpe:2.3:a:netcore:nbr200v2:*:*:*:*:*:*:*:*"
                    ],
                    "modules": [
                        "WAN VLAN Reconfiguration"
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON