EUVD-2026-68582

Incorrect access control in the setWiFiEasyGuestCf function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to create or weaken guest wireless access 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...

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-2026-51696

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

CVE-2026-51717: Improper Access Control

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-2026-51667: Improper Access Control

Incorrect access control in the getWiFiIpMacTable function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain Wi-Fi client MAC-to-IP mappings 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-2026-51691

Incorrect access control in the setUploadSetting function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to manipulate the upload or flash workflow 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...

CVE-2026-51694

Incorrect access control in the setStaticDhcpRules function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to add or change static DHCP rules 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-2026-51724

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...

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-2026-51701

Incorrect access control in the setMacFilterRules function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to change device access control 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-2026-51697

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...

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-2026-51683

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

CVE-2026-51676

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

CVE-2026-51678

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...