CVE-2026-51703

Incorrect access control in the setWiFiScheduleCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to alter when Wi-Fi is available via sending a crafted POST request to /cgi-bin/cstecgi.cgi.

• Published Aug 31, 2026
• CVSS 5.4 medium
• 0.3% chance of exploitation in the next 30 days (EPSS)

CVE-2026-51703 at the National Vulnerability Database