CVE-2026-51617

Incorrect access control in the getSysStatusCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain sensitive information such as operation mode, firmware version, serial number, WAN/LAN IP addresses, WiFi SSID, encryption keys, and connected client statistics...

CVE-2026-51631

Incorrect access control in the getStaticDhcpRules function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain WPS runtime status via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51644

The TOTOLINK T6 running firmware version 4.1.5cu.748_B20211015 is vulnerable to an incorrect access control flaw in the getCrpcConfig function. This vulnerability allows unauthenticated attackers to obtain cloud remote-control status and URL information by sending a crafted POST request to the /c...

PT-2026-83181

Incorrect access control in the getWanIeCfg function of TOTOLINK T6 4.1.5cu.748 B20211015 allows unauthenticated attackers to obtain LAN addressing and DHCP configuration information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

PT-2026-83195

Incorrect access control in the getDdnsCfg function of TOTOLINK T6 4.1.5cu.748 B20211015 allows unauthenticated attackers to obtain DDNS configuration, including domain, username, and password, via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51634

Incorrect access control in the getWiFiBasicCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain core wireless settings, including SSIDs and Wi-Fi keys, via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-67901

Incorrect access control in the getStationMacByIp function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain a client MAC address via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51622

The TOTOLINK T6 running firmware version 4.1.5cu.748_B20211015 is vulnerable to an incorrect access control flaw in the getWanCfg function. An unauthenticated attacker can obtain sensitive WAN configuration data by sending a crafted POST request to /cgi-bin/cstecgi.cgi. No specific exploit detail...

CVE-2026-51611

Incorrect access control in the startSlaveReboot function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to arbitrarily force a reboot via sending a crafted MQTT message...

PT-2026-83190

Incorrect access control in the getWiFiEasyCfg function of TOTOLINK T6 4.1.5cu.748 B20211015 allows unauthenticated attackers to obtain sensitive information such as SSIDs and Wi-Fi keys, via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51615

The TOTOLINK T6 running firmware version 4.1.5cu.748_B20211015 is vulnerable to an incorrect access control flaw within the getLanCfg function. An unauthenticated attacker can exploit this by sending a crafted POST request to /cgi-bin/cstecgi.cgi , which allows them to obtain sensitive LAN addres...

CVE-2026-51621: Improper Access Control

Incorrect access control in the getInitCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain sensitive device configuration information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51661

Incorrect access control in the getPortForwardRules function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain port-forwarding rules via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51610: Improper Access Control

Incorrect access control in the RebootSystem function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to arbitrarily force an immediate reboot via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

PT-2026-83188

Incorrect access control in the getDdnsStatus function of TOTOLINK T6 4.1.5cu.748 B20211015 allows unauthenticated attackers to obtain DDNS runtime status and public IP information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51640

The TOTOLINK T6 router, running firmware version 4.1.5cu.748_B20211015 , is vulnerable to incorrect access control in the getMeshNeighborTable function. This flaw allows unauthenticated attackers to obtain sensitive mesh neighbor information by sending a crafted POST request to the /cgi-bin/cstec...

CVE-2026-51627

The TOTOLINK T6 router, running firmware version 4.1.5cu.748_B20211015 , is vulnerable to an incorrect access control flaw in the getIptvCfg function. An unauthenticated attacker can exploit this by sending a crafted POST request to the /cgi-bin/cstecgi.cgi endpoint. Successful exploitation allow...

CVE-2026-51621

The TOTOLINK T6 running firmware version 4.1.5cu.748_B20211015 is vulnerable to an incorrect access control issue within the getInitCfg function. This flaw allows unauthenticated attackers to retrieve sensitive device configuration information by submitting a crafted POST request to the /cgi-bin/...

CVE-2026-51626

Incorrect access control in the getWiFiWpsCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain WPS configuration, including the current PIN, via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51619: Improper Access Control

Incorrect access control in the getOnlineClient function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain online client information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...