TOTOLINK T6 Access Control Vulnerability (CNVD-2026-38563)

TOTOLINK T6 is a wireless dual-band Mesh router launched by TOTOLINK. The TOTOLINK T6 has a vulnerability related to access control. This vulnerability stems from improper access control in the setVpnPassCfg function. Attackers can exploit this vulnerability by sending a specially crafted POST...

CVE-2026-52484: Improper Neutralization of Special Elements used in an OS Command

An issue in MitraStar GPT-2742GX4X5v6-SV GLg2.5100XNT0b233 allows an authenticated attacker to execute arbitrary code via the /cgi-bin/device-management-utilities-internet.cgi component...

CVE-2026-75169: Unrestricted Upload of File with Dangerous Type

An arbitrary file upload vulnerability in /cgi-bin/ugwupload.cgi of MBS-Solutions X-Serie Gateway firmware V60005 allows a remote authenticated user with Admin role to upload files with arbitrary content to hardcoded paths...

CVE-2026-75168: Improper Access Control

An issue in the ugw-editfile method of /cgi-bin/wwwugw.cgi in MBS-Solutions X-Serie Gateway firmware V60005 allows a remote authenticated user with the low-privileged Standard role to write arbitrary content to files within /uxx/config/ and /ugw/config/...

CVE-2026-75163

An information disclosure vulnerability in the ugw-deviceinfo method of /cgi-bin/wwwugw.cgi in MBS-Solutions X-Serie Gateway firmware V60005 returns detailed system version fields operatingsystem, gatewayversion to any authenticated user, including users with the low-privileged Standard role...

CVE-2026-75160: Improper Privilege Management

An issue in X-Serie Gateway Firmware V60005 allows a remote attacker to escalate privileges via the endpoints /cgi-bin/wwwugw.cgi and /cgi-bin/ugwdownload.cgi...

CVE-2026-75162: Exposure of Sensitive Information to an Unauthorized Actor

An information disclosure vulnerability in the opcua-configuration method of /cgi-bin/wwwugw.cgi in MBS-Solutions X-Serie Gateway firmware V60005 allows any remote authenticated user, including users with the low-privileged Standard role, to retrieve the configured OPC-UA authentication credentia...

CVE-2026-75164: Files or Directories Accessible to External Parties

An arbitrary file read vulnerability in /cgi-bin/ugwdownload.cgi of MBS-Solutions X-Serie Gateway firmware V60005 allows a remote authenticated user with the low-privileged Standard role to retrieve arbitrary files from the device filesystem via the file query string parameter...

CVE-2026-85031: Buffer Copy without Checking Size of Input

A vulnerability was found in TOTOLINK CP450 4.1.0. The impacted element is an unknown function of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument topicurl results in buffer overflow. Remote exploitation of the attack is possible...

CVE-2026-85223: Improper Neutralization of Special Elements used in an OS Command

A vulnerability was found in D-Link DNS-340L 1.01B04. Affected by this issue is some unknown functionality of the file /cgi-bin/dropbox.cgi of the component CGI Handler. Performing a manipulation of the argument callbackurl/syncinterval results in os command injection. The attack can be initiated...

CVE-2026-85222: Improper Neutralization of Special Elements used in an OS Command

A vulnerability has been found in D-Link DNS-340L 1.01B04. Affected by this vulnerability is an unknown functionality of the file /cgi-bin/addoncenter.cgi of the component Add-On Center. Such manipulation of the argument fname/furl/fflag/floginuser leads to os command injection. It is possible to...

CVE-2026-51742: Improper Access Control

Incorrect access control in the discoverWan function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to trigger WAN discovery logic via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51741: Improper Access Control

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

CVE-2026-51687: Improper Access Control

Incorrect access control in the setWiFiEasyGuestCf function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to create or weaken guest wireless access via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51734: Improper Access Control

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-2026-51724: Improper Access Control

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

CVE-2026-51740: Improper Access Control

Incorrect access control in the killProcess function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to terminate critical services via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

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-2026-51669: 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-2026-51700: Improper Access Control

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