EUVD-2026-67884

Incorrect access control in the getRemoteCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain remote-management enablement and port information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-67874

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

EUVD-2026-67927

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

EUVD-2026-67887

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

CVE-2026-51638

TOTOLINK T6 router (firmware 4.1.5cu.748_B20211015 ) is affected by an incorrect access control flaw in the getWiFiGuestCfg function. An unauthenticated attacker on the adjacent network can send a crafted POST request to /cgi-bin/cstecgi.cgi to retrieve guest Wi-Fi configuration information , inc...

CVE-2026-51637

CVE-2026-51637 is an incorrect access control flaw in the getMeshPortalTable function of the TOTOLINK T6 router running 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 obtain mesh portal table informati...

CVE-2026-51622

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

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...

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-2026-51618

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

CVE-2026-51623

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...

CVE-2026-51641

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

CVE-2026-51642

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

CVE-2026-51629

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

CVE-2026-51630

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

CVE-2026-51654

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

CVE-2026-51644

Incorrect access control in the getCrpcConfig function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain cloud remote-control status and URL information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51639

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

CVE-2026-51648

TOTOLINK T6 routers running firmware 4.1.5cu.748_B20211015 are affected by an incorrect access control flaw in the getWanInfo function. An unauthenticated attacker can send a crafted POST request to /cgi-bin/cstecgi.cgi to obtain WAN information from the device. The CVSS 3.1 score is 7.5 (HIGH) ,...

CVE-2026-51642

TOTOLINK T6 (firmware 4.1.5cu.748_B20211015 ) contains an incorrect access control flaw in the getMeshRoutingTable function, reachable via a crafted POST request to /cgi-bin/cstecgi.cgi. Unauthenticated, remote attackers can exploit this to obtain mesh routing information , with no user interacti...