EUVD-2026-68538

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

PT-2026-83836

Name of the Vulnerable Software and Affected Versions TOTOLINK T6 version 4.1.5cu.748 B20211015 Description Incorrect access control in the setWanCfg function allows unauthenticated attackers to alter upstream provisioning and connectivity. This is achieved by sending a crafted POST request to th...

CVE-2026-51697

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

EUVD-2026-68588

Incorrect access control in the setVpnPassCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to weaken edge filtering 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...

EUVD-2026-68633

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

PT-2026-83892

Name of the Vulnerable Software and Affected Versions TOTOLINK T6 version 4.1.5cu.748 B20211015 Description Incorrect access control in the delStaticDhcpRules function allows unauthenticated attackers to remove static DHCP reservations. This is achieved by sending a crafted POST request to the...

PT-2026-83931

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

EUVD-2026-68749

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

CVE-2026-51737

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

EUVD-2026-68541

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

CVE-2026-51720

Incorrect access control in the delIpPortFilterRules function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to remove firewall filter rules 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...

EUVD-2026-68753

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-2026-51728

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-2026-51717

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-2026-51680

The TOTOLINK T6 (firmware version 4.1.5cu.748_B20211015 ) is vulnerable to an incorrect access control flaw in the setLedCfg function. This allows unauthenticated attackers to modify the device's LED behavior by sending a crafted POST request to the /cgi-bin/cstecgi.cgi endpoint. Exploitation det...

CVE-2026-51681

Incorrect access control in the setRemoteCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to expose WAN-side administration via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

PT-2026-83875

Name of the Vulnerable Software and Affected Versions TOTOLINK T6 version 4.1.5cu.748 B20211015 Description Incorrect access control in the setWiFiBasicCfg function allows unauthenticated attackers to reconfigure primary Wi-Fi settings. This is achieved by sending a crafted POST request to the...

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...