CVE-2026-51676: Improper Access Control

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-2026-51671: 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-2026-51670: Improper Access Control

Incorrect access control in the getSlaveUpdate function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to query slave upgrade status and affect upgrade bookkeeping via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51669: Improper Access Control

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

CVE-2026-51668: Improper Access Control

Incorrect access control in the setLanguageCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to modify language configuration 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...

EUVD-2026-68536

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

PT-2026-83815

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

CVE-2026-51715

The TOTOLINK T6 wireless dual-band Mesh router (version 4.1.5cu.748_B20211015 ) is vulnerable to an incorrect access control flaw in the delMacFilterRules function. An unauthenticated attacker can exploit this by sending a crafted POST request to /cgi-bin/cstecgi.cgi , which allows them to remove...

PT-2026-83934

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

CVE-2026-51735

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

EUVD-2026-68751

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

CVE-2026-51737

The TOTOLINK T6 wireless dual-band Mesh router (version 4.1.5cu.748_B20211015 ) is vulnerable to an improper access control flaw in the clearTracerouteLog function. This allows unauthenticated attackers to erase traceroute logs by sending a crafted POST request to the /cgi-bin/cstecgi.cgi endpoin...

CVE-2026-51670

The TOTOLINK T6 wireless dual-band Mesh router is vulnerable to an improper access control flaw in the getSlaveUpdate function within version 4.1.5cu.748_B20211015 . An unauthenticated attacker can exploit this by sending a crafted POST request to /cgi-bin/cstecgi.cgi. This allows the attacker to...

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-2026-51703

The TOTOLINK T6 wireless dual-band Mesh router, running firmware version 4.1.5cu.748_B20211015 , is vulnerable to an incorrect access control flaw in the setWiFiScheduleCfg function. This vulnerability allows unauthenticated attackers to modify the Wi-Fi availability schedule by sending a crafted...

CVE-2026-51726

The TOTOLINK T6 wireless dual-band Mesh router, specifically version 4.1.5cu.748_B20211015 , is vulnerable to an incorrect access control flaw in the delParentalRules function. An unauthenticated attacker can remove parental-control rules by sending a crafted POST request to /cgi-bin/cstecgi.cgi....

PT-2026-83854

Incorrect access control in the setVpnPassCfg function of TOTOLINK T6 4.1.5cu.748 B20211015 allows unauthenticated attackers to weaken edge filtering via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51733

The TOTOLINK T6 wireless dual-band Mesh router (version 4.1.5cu.748_B20211015 ) is vulnerable to an incorrect access control flaw in the FirmwareUpgrade() function. An unauthenticated attacker can exploit this by sending a specially crafted POST request to the /cgi-bin/cstecgi.cgi endpoint, which...

CVE-2026-51671

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...