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CVE-2026-76873

Netcore NR255-V 1.5.130703 Stored Cross-Site Scripting via DHCP and ARP Hostname Fields

CVSS 4.0 5.1 MEDIUMCVSS 3.1 5.2 MEDIUMCheck source for fixed versionsKEV status unknown
Original advisory

Historical advisory recorded 23 Oct 2026 15:48:27 UTC. Read the latest advisory.

cve-program · CVE-2026-76873

Published

Netcore NR255-V version 1.5.130703 contains a stored cross-site scripting vulnerability in the DHCP dynamic IP display and ARP bind list display components handling hostname fields. A LAN-based attacker can inject malicious script through these hostname fields, which is later rendered by network_config.js and network_security.js in the web management interface.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-76873

Published

Netcore NR255-V 1.5.130703 Stored Cross-Site Scripting via DHCP and ARP Hostname Fields

Netcore NR255-V version 1.5.130703 contains a stored cross-site scripting vulnerability in the DHCP dynamic IP display and ARP bind list display components handling hostname fields. A LAN-based attacker can inject malicious script through these hostname fields, which is later rendered by network_config.js and network_security.js in the web management interface.

Source published
15 Sep 2026 21:58:03 UTC
Source modified
16 Sep 2026 19:01:53 UTC
Saved here
23 Oct 2026 15:48:27 UTC
Source terms
CVE Program Terms of Use

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

Source: cve-program · CVE Program Terms of Use. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

CVSS 4.0 · 5.1 CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N

CVSS 3.1 · 5.2 CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

ChangeIntel

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Sources read 15 Nov 23:13 UTC · 274 of 275 readable · 250 fully read · 18 waiting for GitHub's hourly limit · documentation 461/469 current

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