CVE-2026-76856

HighCVSS 8.1/10Last modified Sep 21, 2026

Description

Netcore NR255-V firmware version 1.5.130703 contains a cross-site request forgery vulnerability affecting the wan_config_set_cgi, wan_num_set_cgi, and lan_ip_change_cgi endpoints. Attackers can craft forged requests to trick authenticated administrators into modifying WAN or LAN network configuration settings without consent.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H

Weakness enumeration

CWE-352

Affected software

No affected versions have been published.

Timeline

Published
Sep 15, 2026
Last modified
Sep 21, 2026
NVD status
Deferred

Related CVEs from 2026

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CVE-2026-76856: High severity, CVSS 8.1 | Vulnix