EUVD-2026-67890

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-2026-67909

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-2026-51616

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

CVE-2026-51633

Incorrect access control in the getWiFiEasyGuestCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain simplified guest Wi-Fi configuration, including guest credentials, via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51619

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...

CVE-2026-51665

TOTOLINK T6 router version 4.1.5cu.748_B20211015 is affected by an incorrect access control flaw in the getTracerouteCfg function. An unauthenticated attacker within the adjacent network can send a crafted POST request to /cgi-bin/cstecgi.cgi to obtain traceroute diagnostic logs , exposing networ...

CVE-2026-51622

CVE-2026-51622 is an incorrect access control vulnerability in the getWanCfg function of the TOTOLINK T6 router (firmware 4.1.5cu.748_B20211015 ). An unauthenticated attacker can obtain WAN configuration data by sending a crafted POST request to /cgi-bin/cstecgi.cgi . The vulnerability is rated C...

CVE-2026-51628

CVE-2026-51628 is an incorrect access control vulnerability in the getGenerateWiFiWpsPin function of the TOTOLINK T6 router (firmware 4.1.5cu.748_B20211015 ). An unauthenticated network attacker can send a crafted POST request to /cgi-bin/cstecgi.cgi to generate and retrieve a new WPS PIN , enabl...

CVE-2026-51639

CVE-2026-51639 is an incorrect access control flaw in the getApWiFiSchCfg function of the TOTOLINK T6 router (firmware 4.1.5cu.748_B20211015 ). An unauthenticated attacker on an adjacent network can send a crafted POST request to /cgi-bin/cstecgi.cgi to retrieve AP-specific Wi-Fi scheduling rules...

EUVD-2026-67914

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...

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-2026-51636

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

EUVD-2026-67903

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

EUVD-2026-67896

Incorrect access control in the getGenerateWiFiWpsPin function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to generate and retrieve a new WPS PIN via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-67888

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

CVE-2026-51623

An incorrect access control vulnerability in the getDdnsStatus function of TOTOLINK T6 router firmware version 4.1.5cu.748_B20211015 allows unauthenticated attackers to obtain DDNS runtime status and public IP information by sending a crafted POST request to /cgi-bin/cstecgi.cgi. The flaw results...

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-2026-51643

TOTOLINK T6 firmware version 4.1.5cu.748_B20211015 contains an incorrect access control flaw in the getNtpCfg function. An unauthenticated attacker can send a crafted POST request to /cgi-bin/cstecgi.cgi to retrieve NTP configuration and current time data , with no user interaction or prior privi...

CVE-2026-51646

CVE-2026-51646 is an incorrect access control vulnerability in the getParentalRules function of the TOTOLINK T6 router (firmware 4.1.5cu.748_B20211015 ). An unauthenticated remote attacker can send a crafted POST request to /cgi-bin/cstecgi.cgi to obtain parental-control rules. The CNA-assigned C...

EUVD-2026-67893

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...