PT-2026-83203

Name of the Vulnerable Software and Affected Versions TOTOLINK T6 version 4.1.5cu.748 B20211015 Description Incorrect access control in the getWiFiGuestCfg function allows unauthenticated attackers to obtain guest Wi-Fi configuration information. This is achieved by sending a crafted POST request...

CVE-2026-51628

Incorrect access control in the getGenerateWiFiWpsPin function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to generate and retrieve a new WPS PIN via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

PT-2026-83199

Incorrect access control in the getWiFiBasicCfg function of TOTOLINK T6 4.1.5cu.748 B20211015 allows unauthenticated attackers to obtain core wireless settings, including SSIDs and Wi-Fi keys, via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51650

The TOTOLINK T6 router, running firmware version 4.1.5cu.748_B20211015 , is susceptible to an incorrect access control vulnerability in the getRemoteCfg function. This flaw allows unauthenticated attackers to obtain sensitive information, including remote-management enablement and port informatio...

CVE-2026-51659

The TOTOLINK T6 router, running firmware version 4.1.5cu.748_B20211015 , is vulnerable to an incorrect access control flaw within the getUrlFilterRules function. This vulnerability allows unauthenticated attackers to obtain sensitive DMZ configuration information by sending a crafted POST request...

CVE-2026-51643

The TOTOLINK T6 (firmware version 4.1.5cu.748_B20211015 ) is affected by an incorrect access control vulnerability within the getNtpCfg function. This flaw allows unauthenticated attackers to retrieve NTP configuration and current time data by sending a crafted POST request to the /cgi-bin/cstecg...

CVE-2026-51636

A vulnerability exists in the TOTOLINK T6 running firmware version 4.1.5cu.748_B20211015 due to incorrect access control in the getWiFiAclRules function. This flaw allows unauthenticated attackers to obtain Wi-Fi ACL rules by sending a crafted POST request to the /cgi-bin/cstecgi.cgi endpoint. Th...

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...

CVE-2026-51625

The TOTOLINK T6 running firmware version 4.1.5cu.748_B20211015 is vulnerable to an incorrect access control issue in the getWiFiEasyCfg function. An unauthenticated attacker can exploit this by sending a crafted POST request to the /cgi-bin/cstecgi.cgi endpoint. Successful exploitation allows the...

CVE-2026-51626

The TOTOLINK T6 router running firmware version 4.1.5cu.748_B20211015 is vulnerable to an incorrect access control flaw in the getWiFiWpsCfg function. This vulnerability allows unauthenticated attackers to obtain WPS configuration details, including the current PIN , by sending a crafted POST req...

PT-2026-83193

Incorrect access control in the getGenerateWiFiWpsPin function of TOTOLINK T6 4.1.5cu.748 B20211015 allows unauthenticated attackers to generate and retrieve a new WPS PIN 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-2026-51619: Improper Access Control

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

CVE-2026-51641: Improper Access Control

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-2026-51664: Improper Access Control

Incorrect access control in the getTelnetCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain Telnet service enablement status information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51622

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

EUVD-2026-67905

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

CVE-2026-51614

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

EUVD-2026-67920

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-2026-51633: Improper Access Control

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...