CVE-2026-51688: Improper Access Control

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...

CVE-2026-51686: Improper Access Control

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...

CVE-2026-51683: Improper Access Control

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-2026-51678: Improper Access Control

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-2026-51677: Improper Access Control

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-2026-51675: Improper Access Control

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...

CVE-2026-51671: Improper Access Control

Incorrect access control in the getCloudDownloadStatus function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain cloud firmware download state information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51666: Improper Access Control

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-2026-51683

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...

PT-2026-83827

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

CVE-2026-51740

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

EUVD-2026-68675

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-2026-51661

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...

CVE-2026-51653

Incorrect access control in the getStorageCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain storage feature state information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51655

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

CVE-2026-51637

Incorrect access control in the getMeshPortalTable function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain mesh portal table information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51642

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