CVE-2026-51701

CVE-2026-51701 is an incorrect access control flaw in the setMacFilterRules 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 modify the device's MAC filter rules , effectively alteri...

CVE-2026-51697

An incorrect access control flaw in the setIptvCfg function of the TOTOLINK T6 router (firmware 4.1.5cu.748_B20211015) allows an unauthenticated attacker to alter IPTV service configuration by sending a crafted POST request to /cgi-bin/cstecgi.cgi. The CVSS 3.1 score is 9.1 (CRITICAL) , reflectin...

CVE-2026-51721

TOTOLINK T6 (firmware 4.1.5cu.748_B20211015 ) is affected by an incorrect access control flaw in the setPairCfg function. An unauthenticated attacker can alter the mesh pairing state by sending a crafted POST request to /cgi-bin/cstecgi.cgi over the network with no privileges or user interaction ...

CVE-2026-51714

TOTOLINK T6 (firmware 4.1.5cu.748_B20211015) is affected by an incorrect access control flaw in the setRoamingCfg function. An unauthenticated attacker can send a crafted POST request to /cgi-bin/cstecgi.cgi to alter the device's roaming behavior. The CVSS 3.1 score is 5.9 (MEDIUM) , with high co...

EUVD-2026-68755

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

PT-2026-83831

Name of the Vulnerable Software and Affected Versions TOTOLINK T6 version 4.1.5cu.748 B20211015 Description Incorrect access control in the setStorageCfg function allows unauthenticated attackers to alter the storage-related service state. This is achieved by sending a crafted POST request to the...

PT-2026-83891

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

CVE-2026-51669

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

CVE-2026-51704

CVE-2026-51704 is an incorrect access control vulnerability in the setWiFiMeshConfig function of the TOTOLINK T6 router, firmware version 4.1.5cu.748_B20211015 . An unauthenticated attacker on the adjacent network can send a crafted POST request to /cgi-bin/cstecgi.cgi to alter WiFi mesh configur...

EUVD-2026-68641

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...

CVE-2026-51666

Incorrect access control in the setWizardCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to reconfigure WAN, Wi-Fi, and device initialization state via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51679

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

CVE-2026-51716

CVE-2026-51716 affects the TOTOLINK T6 router running firmware 4.1.5cu.748_B20211015 . An incorrect access control in the delPortForwardRules function allows an unauthenticated attacker to delete port-forwarding rules by sending a crafted POST request to /cgi-bin/cstecgi.cgi . The primary impact ...

CVE-2026-51686

CVE-2026-51686 is an incorrect access control flaw in the setWiFiEasyCfg 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 reconfigure or disable wireless networks. The CVSS 3.1 score...

CVE-2026-51732

An incorrect access control flaw in the delWiFiScheduleCfg function of the TOTOLINK T6 router (firmware 4.1.5cu.748_B20211015 ) allows unauthenticated attackers to remove Wi-Fi schedule entries by sending a crafted POST request to /cgi-bin/cstecgi.cgi. The CVSS 3.1 score is 5.3 (Medium) with a ne...

CVE-2026-51703

An incorrect access control flaw in the setWiFiScheduleCfg function of TOTOLINK T6 (firmware 4.1.5cu.748_B20211015 ) allows unauthenticated attackers on the adjacent network to alter Wi-Fi availability schedules by sending a crafted POST request to /cgi-bin/cstecgi.cgi. The vulnerability carries ...

EUVD-2026-68540

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-2026-51689

TOTOLINK T6 router running firmware version 4.1.5cu.748_B20211015 is affected by an incorrect access control flaw in the setUpgradeFW function. An unauthenticated attacker can send a crafted POST request to /cgi-bin/cstecgi.cgi to trigger firmware-upgrade workflow changes, rated CVSS 9.1 (CRITICA...

CVE-2026-51728

CVE-2026-51728 is an incorrect access control flaw in the UploadFirmwareFile function of the TOTOLINK T6 (firmware 4.1.5cu.748_B20211015 ). An unauthenticated, remote attacker can send a crafted POST request to /cgi-bin/cstecgi.cgi to upload a crafted firmware image , potentially leading to full ...

CVE-2026-51698

An incorrect access control vulnerability in the setUrlFilterRules function of the TOTOLINK T6 router (firmware 4.1.5cu.748_B20211015 ) allows an unauthenticated, remote attacker to alter URL browsing policies by sending a crafted POST request to /cgi-bin/cstecgi.cgi. The flaw is rated CVSS 9.1 (...