CVE-2026-82688: Improper Neutralization of Special Elements used in an OS Command

A security vulnerability has been detected in D-Link DNS-340L and DNS-345 1.01B04/1.03B06/1.04.B02/1.05b04. This impacts an unknown function of the file /cgi-bin/virtualvol.cgi of the component Virtual Volume Handler. The manipulation of the argument fsharename/ftarget/fname leads to os command...

CVE-2026-51697: Improper Access Control

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...

CVE-2026-51722: Improper Access Control

Incorrect access control in the setWiFiRepeaterCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to repoint the device to an attacker-controlled upstream Wi-Fi via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51713: Improper Access Control

Incorrect access control in the setManualDialCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to manipulate WAN dial state via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-82691: Improper Neutralization of Special Elements used in an OS Command

A vulnerability has been found in D-Link DNS-320L, DNS-327L, DNS-340L and DNS-345 up to 20260717. Affected by this issue is some unknown functionality of the file /cgi-bin/usbdevice.cgi of the component CGI Handler. Such manipulation of the argument fupsip leads to os command injection. The attac...

CVE-2026-51698: Improper Access Control

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

CVE-2026-51667: Improper Access Control

Incorrect access control in the getWiFiIpMacTable function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain Wi-Fi client MAC-to-IP mappings via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51715: Improper Access Control

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

CVE-2026-51696: Improper Access Control

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

CVE-2026-51691: Improper Access Control

Incorrect access control in the setUploadSetting function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to manipulate the upload or flash workflow via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51681: Improper Access Control

Incorrect access control in the setRemoteCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to expose WAN-side administration via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51695: Improper Access Control

Incorrect access control in the setDdnsCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to alter dynamic DNS state via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51729: Improper Access Control

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...

CVE-2026-51719: Improper Access Control

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...

CVE-2026-51689: Improper Access Control

Incorrect access control in the setUpgradeFW function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to trigger firmware-upgrade workflow changes via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51732: Improper Access Control

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

CVE-2026-51730: Improper Access Control

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

CVE-2026-51736: Improper Access Control

Incorrect access control in the clearSyslog function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to erase system logs 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...

CVE-2026-51704: Improper Access Control

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