CVE-2026-51666

Description

Incorrect access control in the setWizardCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to reconfigure WAN, Wi-Fi, and device initialization state via sending a crafted POST request to /cgi-bin/cstecgi.cgi.

References

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