CVE-2026-76856

Zwakheid

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.

Bronnen

• https://github.com/draw-ctf/netcore-router-public-refs/blob/main/2026.08.19-netcore-nr255v-csrf-wan-reconfig.md
• https://www.vulncheck.com/advisories/netcore-nr255-v-1.5.130703-cross-site-request-forgery-in-wan-lan-configuration-endpoints