CVE-2026-94100

critical

Description

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.

References

https://vuldb.com/vuln/408029/cti

https://vuldb.com/vuln/408029

https://vuldb.com/submit/892994

https://vuldb.com/cve/CVE-2026-94100

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-83812

https://app.notion.com/p/Netcore-NBR200V2-Vul-8-39f797159f158003ad3eff2fd36342b6

Details

Source: Mitre, NVD

Published: 2026-09-21

Updated: 2026-09-21

Risk Information

CVSS v2

Base Score: 9

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 9.9

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

Severity: Critical

CVSS v4

Base Score: 9.4

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Severity: Critical

EPSS

EPSS: 0.00805