CVE-2026-51683 PUBLISHED

Incorrect access control in the setLanCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to alter LAN network configuration via sending a crafted POST request to /cgi-bin/cstecgi.cgi.

• https://www.totolink.net/home/menu/detail/menu_listtpl/download/id/190/ids/36.html
• https://www.totolink.net/
• https://github.com/DarkBoulder/CVE-Vendor-Coordination/blob/main/TOTOLINK/README.md
• https://github.com/ShengWu00/CVE-Vendor-Coordination/blob/main/TOTOLINK/README.md

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