---
id: CVE-2026-76872
title: >-
  Netcore NR255-V version 1.5.130703 contains a stored cross-site scripting
  vulnerability in DHCP static IP and IP ACL management pages, including
  dhcp_add_staticip_cgi, dhcp_staticip_show_cgi, ip_acl_set_cgi, and
  ip_acl_show_cgi
summary: >-
  Netcore NR255-V version 1.5.130703 contains a stored cross-site scripting
  vulnerability in DHCP static IP and IP ACL management pages, including
  dhcp_add_staticip_cgi, dhcp_staticip_show_cgi, ip_acl_set_cgi, and
  ip_acl_show_cgi. Attacker…
severity: medium
cvss: 5.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'
cwe:
  - CWE-79
vendor: Netcore
product: NR255-V
affected:
  - NR255-V 1.5.130703
published: '2026-09-15'
updated: '2026-09-17'
sourceUpdated: '2026-09-17T17:16:47.787'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-76872'
references:
  - url: >-
      https://github.com/draw-ctf/netcore-router-public-refs/blob/main/2026.08.19-netcore-nr255v-dhcp-acl-stored-xss.md
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/netcore-nr255-v-1.5.130703-stored-cross-site-scripting-via-dhcp-acl-management-pages
    label: disclosure@vulncheck.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-17T16:55:16.233819Z'
epss: 0.00182
epssPercentile: 0.0797
ingestedAt: '2026-09-15T22:45:31.292Z'
---

## Overview

Netcore NR255-V version 1.5.130703 contains a stored cross-site scripting vulnerability in DHCP static IP and IP ACL management pages, including dhcp_add_staticip_cgi, dhcp_staticip_show_cgi, ip_acl_set_cgi, and ip_acl_show_cgi. Attackers can inject persistent malicious scripts through these components to compromise the web management interface for other users.'

## Remediation

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