CVE-2026-51641

CVE-2026-51641 affects the TOTOLINK T6 router running firmware 4.1.5cu.748_B20211015 . The root cause is an incorrect access control in the getWiFiMeshConfig function, which allows an unauthenticated attacker to send a crafted POST request to /cgi-bin/cstecgi.cgi and retrieve mesh configuration a...

EUVD-2026-67895

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

CVE-2026-51636

CVE-2026-51636 is an incorrect access control vulnerability in the getWiFiAclRules function of TOTOLINK T6 (firmware 4.1.5cu.748_B20211015 ). An unauthenticated, remote attacker can send a crafted POST request to /cgi-bin/cstecgi.cgi to obtain Wi-Fi ACL rules , exposing access-control configurati...

EUVD-2026-67886

Incorrect access control in the getWiFiGuestCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain guest Wi-Fi configuration information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-67925

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

EUVD-2026-67921

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

EUVD-2026-67875

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

EUVD-2026-67884

Incorrect access control in the getRemoteCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain remote-management enablement and port information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-67887

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-2026-51638

TOTOLINK T6 router (firmware 4.1.5cu.748_B20211015 ) is affected by an incorrect access control flaw in the getWiFiGuestCfg function. An unauthenticated attacker on the adjacent network can send a crafted POST request to /cgi-bin/cstecgi.cgi to retrieve guest Wi-Fi configuration information , inc...

CVE-2026-51641

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

CVE-2026-51654

Incorrect access control in the getScheduleCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain schedule or scheduled-reboot configuration information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51644

Incorrect access control in the getCrpcConfig function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain cloud remote-control status and URL information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51639

Incorrect access control in the getApWiFiSchCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain AP-specific Wi-Fi scheduling rules via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51642

TOTOLINK T6 (firmware 4.1.5cu.748_B20211015 ) contains an incorrect access control flaw in the getMeshRoutingTable function, reachable via a crafted POST request to /cgi-bin/cstecgi.cgi. Unauthenticated, remote attackers can exploit this to obtain mesh routing information , with no user interacti...

CVE-2026-51613

TOTOLINK T6 firmware version 4.1.5cu.748_B20211015 is affected by an incorrect access control flaw in the getDeviceInfo function. An unauthenticated attacker within the adjacent network can send a crafted POST request to /cgi-bin/cstecgi.cgi to obtain device identification details . The CVSS 3.1 ...

CVE-2026-51633

An incorrect access control vulnerability in the getWiFiEasyGuestCfg function of TOTOLINK T6 (firmware 4.1.5cu.748_B20211015) allows unauthenticated attackers on an adjacent network to obtain simplified guest Wi-Fi configuration, including guest credentials, by sending a crafted POST request to /...

CVE-2026-51660

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

CVE-2026-51663

Incorrect access control in the getWiFiApcliScan function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to trigger wireless scans and retrieve AP-client scan results via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-67898

Incorrect access control in the getWiFiWpsCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain WPS configuration, including the current PIN, via sending a crafted POST request to /cgi-bin/cstecgi.cgi...