CVE-2026-51742

Incorrect access control in the discoverWan function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to trigger WAN discovery logic via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51727

Incorrect access control in the SystemSettings function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to retrieve administrative import and export endpoint information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51712

Incorrect access control in the setApWiFiSchCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to alter wireless availability windows via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-82597 TOTOLINK NR1800X cstecgi.cgi setUssd command injection

A vulnerability was identified in TOTOLINK NR1800X 9.1.0u.6681B20230703. This affects the function setUssd of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ussd leads to command injection. The attack can be initiated remotely. The exploit is publicly available and might be used...

PT-2026-83899

Incorrect access control in the setPairCfg function of TOTOLINK T6 4.1.5cu.748 B20211015 allows unauthenticated attackers to alter the mesh pairing state via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51706

Incorrect access control in the setSmartQosCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to degrade traffic handling via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51702

Incorrect access control in the setIpPortFilterRules function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to alter firewall policies via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

PT-2026-83964

Incorrect access control in the showSyslog function of TOTOLINK T6 4.1.5cu.748 B20211015 allows unauthenticated attackers to retrieve recent system logs via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-68754

Incorrect access control in the delWiFiScheduleCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to remove Wi-Fi schedule entries via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-68671

Incorrect access control in the delSmartQosCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to remove Smart QoS rules via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

PT-2026-83965

Incorrect access control in the clearSyslog function of TOTOLINK T6 4.1.5cu.748 B20211015 allows unauthenticated attackers to erase system logs via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-68742

Incorrect access control in the CloudSrvVersionCheck function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to trigger cloud update checks via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51728

Incorrect access control in the UploadFirmwareFile function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to upload a crafted firmware image via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51677

Incorrect access control in the setUPnPCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to change UPnP service state via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51725

Incorrect access control in the NTPSyncWithHost function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to change the device clock via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51709

Incorrect access control in the setWiFiBasicCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to reconfigure primary Wi-Fi settings via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-68007

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-2026-51658

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

CVE-2026-51647

Incorrect access control in the getCrpcCfg 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-2026-51655

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