EUVD-2026-68634

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

EUVD-2026-68712

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

EUVD-2026-68715

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

CVE-2026-51717

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

CVE-2026-51719

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

CVE-2026-51739

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-2026-51735

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

CVE-2026-51740

TOTOLINK T6 firmware 4.1.5cu.748_B20211015 is affected by an incorrect access control flaw in the killProcess function. An unauthenticated attacker can send a crafted POST request to /cgi-bin/cstecgi.cgi to terminate critical services on the device. The vulnerability is scored CVSS 9.8 (Critical)...

CVE-2026-51684

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

CVE-2026-51689

Incorrect access control in the setUpgradeFW function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to trigger firmware-upgrade workflow changes via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51732

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-2026-68640

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

CVE-2026-51734

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

CVE-2026-51690

Incorrect access control in the setWanCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to alter upstream provisioning and connectivity via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-68585

Incorrect access control in the setWanCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to alter upstream provisioning and connectivity via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51733

Incorrect access control in the FirmwareUpgrade 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...

CVE-2026-51670

TOTOLINK T6 router (firmware 4.1.5cu.748_B20211015 ) contains an incorrect access control flaw in the getSlaveUpdate function. An unauthenticated remote attacker can send a crafted POST request to /cgi-bin/cstecgi.cgi to query slave upgrade status and affect upgrade bookkeeping. CISA SSVC rates t...

CVE-2026-51678

CVE-2026-51678 affects the TOTOLINK T6 router, version 4.1.5cu.748_B20211015 . An incorrect access control flaw in the setSyslogCfg function allows an unauthenticated attacker on the adjacent network to alter the device's logging behavior by sending a crafted POST request to /cgi-bin/cstecgi.cgi....

CVE-2026-51679

TOTOLINK T6 router firmware 4.1.5cu.748_B20211015 is affected by an incorrect access control flaw in the setPasswordCfg function. An unauthenticated remote attacker can change the administrator account password by sending a crafted POST request to /cgi-bin/cstecgi.cgi. The vulnerability is rated ...

CVE-2026-51712

CVE-2026-51712 is an incorrect access control vulnerability in the setApWiFiSchCfg function of the TOTOLINK T6 router running firmware 4.1.5cu.748_B20211015 . An unauthenticated attacker on the network can send a crafted POST request to /cgi-bin/cstecgi.cgi to alter the device's wireless availabi...