CVE-2026-51649

The TOTOLINK T6 router running firmware version 4.1.5cu.748_B20211015 is vulnerable to an incorrect access control flaw in the getDiagnosisCfg function. This vulnerability allows unauthenticated attackers to obtain sensitive diagnostic configuration and ping log contents by sending a crafted POST...

EUVD-2026-67891

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

CVE-2026-51633

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

CVE-2026-51633

The TOTOLINK T6 router, specifically version 4.1.5cu.748_B20211015 , is vulnerable to incorrect access control within the getWiFiEasyGuestCfg function. This flaw allows unauthenticated attackers to obtain simplified guest Wi-Fi configurations, including sensitive guest credentials , by sending a ...

PT-2026-83198

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

CVE-2026-51661

The TOTOLINK T6 router, running firmware version 4.1.5cu.748_B20211015 , is vulnerable to an incorrect access control flaw within the getPortForwardRules function. An unauthenticated attacker can exploit this by sending a crafted POST request to the /cgi-bin/cstecgi.cgi endpoint to obtain sensiti...

PT-2026-83197

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

PT-2026-83177

Incorrect access control in the startSlaveReboot function of TOTOLINK T6 4.1.5cu.748 B20211015 allows unauthenticated attackers to arbitrarily force a reboot via sending a crafted MQTT message...

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-2026-51657

The TOTOLINK T6 (version 4.1.5cu.748_B20211015 ) is vulnerable to an incorrect access control flaw within the getSyslogCfg function. This vulnerability allows unauthenticated attackers to obtain sensitive syslog-related configuration details by sending a crafted POST request to the /cgi-bin/cstec...

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...

EUVD-2026-67874

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-2026-51660

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-2026-51633

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

CVE-2026-51651

The TOTOLINK T6 router, running firmware version 4.1.5cu.748_B20211015 , is susceptible to an incorrect access control vulnerability in the getSmartQosCfg function. This flaw allows unauthenticated attackers to obtain Smart QoS configuration and rules by sending a crafted POST request to /cgi-bin...

EUVD-2026-67885

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-2026-51650

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...

CVE-2026-51650

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-2026-67926

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

EUVD-2026-67915

Incorrect access control in the RebootSystem function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to arbitrarily force an immediate reboot via sending a crafted POST request to /cgi-bin/cstecgi.cgi...