CVE-2026-51715

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...

CVE-2026-51691

CVE-2026-51691 is a critical (CVSS 9.8) incorrect access control vulnerability in the TOTOLINK T6 router, firmware version 4.1.5cu.748_B20211015 . The flaw resides in the setUploadSetting function, which is reachable via a crafted POST request to /cgi-bin/cstecgi.cgi. An unauthenticated network a...

CVE-2026-51727

An incorrect access control vulnerability in the SystemSettings function of the TOTOLINK T6 router (firmware 4.1.5cu.748_B20211015 ) allows unauthenticated attackers to retrieve administrative import and export endpoint information by sending a crafted POST request to /cgi-bin/cstecgi.cgi. The CV...

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...

PT-2026-83834

Name of the Vulnerable Software and Affected Versions TOTOLINK T6 version 4.1.5cu.748 B20211015 Description Incorrect access control in the setWiFiSignalCfg function allows unauthenticated attackers to reduce wireless power or cause a Denial of Service DoS, which is a condition where the service...

CVE-2026-51687

An incorrect access control vulnerability in the setWiFiEasyGuestCf function of the TOTOLINK T6 wireless router (firmware 4.1.5cu.748_B20211015 ) allows unauthenticated attackers to create or weaken guest wireless access by sending a crafted POST request to /cgi-bin/cstecgi.cgi. The vulnerability...

CVE-2026-51694

CVE-2026-51694 affects TOTOLINK T6 routers running firmware 4.1.5cu.748_B20211015 . An incorrect access control flaw in the setStaticDhcpRules function, exposed via the endpoint /cgi-bin/cstecgi.cgi , allows an unauthenticated attacker to add or modify static DHCP rules by sending a crafted POST ...

EUVD-2026-68652

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

CVE-2026-51718

TOTOLINK T6 firmware 4.1.5cu.748_B20211015 has an incorrect access control flaw in the delStaticDhcpRules function, allowing an unauthenticated attacker to remove static DHCP reservations by sending a crafted POST request to /cgi-bin/cstecgi.cgi . The vulnerability is rated CVSS 9.8 (Critical) wi...

CVE-2026-51739

CVE-2026-51739 affects the TOTOLINK T6 router running firmware version 4.1.5cu.748_B20211015 . The vulnerability is an incorrect access control in the CloudSrvVersionCheck function, which allows unauthenticated attackers to trigger cloud update checks by sending a crafted POST request to /cgi-bin...

CVE-2026-51674

CVE-2026-51674 is an incorrect access control flaw in the setScheduleCfg 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 configure forced reboot tasks , resulting in high impact to...

CVE-2026-51695

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

CVE-2026-51708

CVE-2026-51708 is a critical (CVSS 9.8) incorrect access control vulnerability in the setWiFiWpsCfg function of the TOTOLINK T6 router running firmware 4.1.5cu.748_B20211015 . An unauthenticated, network-based attacker can send a crafted POST request to /cgi-bin/cstecgi.cgi to change WPS availabi...

CVE-2026-51688

Incorrect access control in the setWiFiSignalCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to reduce wireless power or cause a Denial of Service DoS via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-68581

Incorrect access control in the setWiFiEasyCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to reconfigure or disable wireless networks via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

PT-2026-83876

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

CVE-2026-51661

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-2026-51646

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

CVE-2026-51649

Incorrect access control in the getDiagnosisCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain diagnostic configuration and ping log contents via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51651

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