CVE-2026-51678

The TOTOLINK T6 wireless dual-band Mesh router, specifically running firmware version 4.1.5cu.748_B20211015 , is vulnerable to an improper access control flaw. The root cause is located in the setSyslogCfg function, which fails to properly authenticate requests. This allows unauthenticated attack...

CVE-2026-51723

The TOTOLINK T6 wireless dual-band Mesh router (firmware version 4.1.5cu.748_B20211015 ) is vulnerable to an incorrect access control flaw within the UploadCustomModule function. This vulnerability allows unauthenticated attackers to install a custom CGI module by sending a specially crafted POST...

CVE-2026-51705

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

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...

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-2026-51734

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-2026-51726

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

CVE-2026-51719

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

EUVD-2026-68592

Incorrect access control in the setIptvCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to alter IPTV service configuration via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-68534

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-2026-51729

Incorrect access control in the delDevice function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to request deletion of a managed slave device via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

PT-2026-83891

Incorrect access control in the setOpModeCfg function of TOTOLINK T6 4.1.5cu.748 B20211015 allows unauthenticated attackers to change the device operating mode 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-2026-51735

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...

CVE-2026-51670

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...

PT-2026-83855

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

CVE-2026-51691

The TOTOLINK T6 wireless dual-band Mesh router, specifically version 4.1.5cu.748_B20211015 , is affected by an incorrect access control vulnerability in the setUploadSetting function. This flaw allows unauthenticated attackers to manipulate the upload or flash workflow by sending a crafted POST r...

PT-2026-83836

Name of the Vulnerable Software and Affected Versions TOTOLINK T6 version 4.1.5cu.748 B20211015 Description Incorrect access control in the setWanCfg function allows unauthenticated attackers to alter upstream provisioning and connectivity. This is achieved by sending a crafted POST request to th...

CVE-2026-51718

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

CVE-2026-51727

The TOTOLINK T6 wireless dual-band Mesh router (specifically version 4.1.5cu.748_B20211015 ) is susceptible to an incorrect access control vulnerability within the SystemSettings function. An unauthenticated attacker can exploit this flaw by sending a specially crafted POST request to the /cgi-bi...