Vulnerability · Published Sep 15, 2026 · Assigned by VulnCheck

CVE-2026-76872Netcore NR255-V 1.5.130703 Stored Cross-Site Scripting via DHCP/ACL Management Pages

Medium 5.4

In plain English

A medium-severity cross-site scripting in NR255-V from Netcore. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 14% of all known vulnerabilities).

Severity (CVSS 3.1)5.4Medium

Exploit odds (30 days)0.2%top 85.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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.'

Affected products (as reported)

Vendor	Product	Versions
Netcore	NR255-V	1.5.130703

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

References

Netcore router public references: Stored Cross-site Scripting Across DHCP/ACL/MAC/DNS/Option82 Management Pages third-party-advisory
VulnCheck Advisory: Netcore NR255-V 1.5.130703 Stored Cross-Site Scripting via DHCP/ACL Management Pages third-party-advisory