CVE-2026-7121: Improper Neutralization of Special Elements used in an OS Command

A flaw has been found in Totolink A8000RU 7.1cu.643b20200521. This affects the function setWizardCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. This manipulation of the argument wizard causes os command injection. It is possible to initiate the attack remotely. The exploit has...

PT-2026-35220

Name of the Vulnerable Software and Affected Versions Totolink A8000RU version 7.1cu.643 b20200521 Description An OS command injection flaw exists in the CGI Handler component. Remote, unauthenticated attackers can execute arbitrary operating system commands by manipulating the pptpPassThru...

TOTOLINK A3300R mode parameter command injection vulnerability

TOTOLINK A3300R is a wireless router from China's Gion Electronics TOTOLINK. A command injection vulnerability exists in the TOTOLINK A3300R mode parameter, which originates from /cgi-bin/cstecgi.cgi failing to properly filter the mode parameter, and can be exploited by an attacker to execute...

TOTOLINK A3300R stunEnable Parameter Command Injection Vulnerability

The TOTOLINK A3300R is a wireless router from China's Gion Electronics TOTOLINK. A command injection vulnerability exists in the TOTOLINK A3300R stunEnable parameter, which stems from the cstecgi.cgi file failing to properly handle the stunEnable parameter and can be exploited by an attacker to...

TOTOLINK A3300R stunMinAlive Parameter Command Injection Vulnerability

TOTOLINK A3300R is a wireless router from China's Gion Electronics TOTOLINK. A command injection vulnerability exists in the TOTOLINK A3300R stunMinAlive parameter, which stems from a failure to properly handle the stunMinAlive parameter in cstecgi.cgi, and can be exploited by an attacker to...

TOTOLINK A3300R week parameter command injection vulnerability

TOTOLINK A3300R is a wireless router from China's Gion Electronics TOTOLINK. A command injection vulnerability exists in the TOTOLINK A3300R week parameter, which originates from the week parameter of /cgi-bin/cstecgi.cgi in firmware v17.0.0cu.557B20221024 that fails to properly handle user input...

ToToLink A3300R cstecgi.cgi url Parameter Command Injection Vulnerability

ToToLink A3300R is a router product that provides network connectivity and data transfer. The ToToLink A3300R suffers from a command injection vulnerability that stems from failing to properly validate the input of the url parameter of /cgi-bin/cstecgi.cgi, which can be exploited by an attacker t...

TOTOLINK A3300R stunMaxAlive Parameter OS Command Injection Vulnerability

TOTOLINK A3300R is a wireless router from China's Gion Electronics TOTOLINK. An operating system command injection vulnerability exists in the TOTOLINK A3300R stunMaxAlive parameter, which originates from the cstecgi.cgi file failing to handle the stunMaxAlive parameter correctly, and can be...

TOTOLINK A3300R recHour Parameter Command Injection Vulnerability

TOTOLINK A3300R is a wireless router from China's Gion Electronics TOTOLINK. A command injection vulnerability exists in the TOTOLINK A3300R recHour parameter, which originates from the failure of the recHour parameter in the /cgi-bin/cstecgi.cgi file to correctly filter user input, and can be...

TOTOLINK A3300R hour parameter command injection vulnerability

TOTOLINK A3300R is a wireless router from China's Gion Electronics TOTOLINK. A command injection vulnerability exists in the TOTOLINK A3300R hour parameter, which originates from the cstecgi.cgi file failing to properly validate the hour parameter, and can be exploited by an attacker to execute...

EUVD-2026-25258

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557B20221024 allowing attackers to execute arbitrary commands via the recHour parameter to /cgi-bin/cstecgi.cgi...

CVE-2026-31173

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557B20221024 allowing attackers to execute arbitrary commands via the interval parameter to /cgi-bin/cstecgi.cgi...

CVE-2026-31166

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557B20221024 allowing attackers to execute arbitrary commands via the hour parameter to /cgi-bin/cstecgi.cgi...

EUVD-2026-25244

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557B20221024 allowing attackers to execute arbitrary commands via the stun-user parameter to /cgi-bin/cstecgi.cgi...

EUVD-2026-25260

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557B20221024 allowing attackers to execute arbitrary commands via the url parameter to /cgi-bin/cstecgi.cgi...

EUVD-2026-25241

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557B20221024 allowing attackers to execute arbitrary commands via the provider parameter to /cgi-bin/cstecgi.cgi...

EUVD-2026-25261

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557B20221024 allowing attackers to execute arbitrary commands via the user parameter to /cgi-bin/cstecgi.cgi...

EUVD-2026-25263

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557B20221024 allowing attackers to execute arbitrary commands via the informEnable parameter to /cgi-bin/cstecgi.cgi...

CVE-2026-31179

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557B20221024 allowing attackers to execute arbitrary commands via the stunPort parameter to /cgi-bin/cstecgi.cgi...

CVE-2026-31159

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557B20221024 allowing attackers to execute arbitrary commands via the password parameter to /cgi-bin/cstecgi.cgi...