CVE-2026-75013

A vulnerability was detected in TOTOLINK EX1200L 9.3.5u.6146B20201023. This affects the function setWizardCfg of the file /cgi-bin/cstecgi.cgi. The manipulation results in null pointer dereference. The attack can be launched remotely. The exploit is now public and may be used...

CVE-2026-75013

The affected device is the TOTOLINK EX1200L router (firmware 9.3.5u.6146_B20201023). The setWizardCfg function in /cgi-bin/cstecgi.cgi lacks a null check, causing a crash when a crafted request dereferences a null pointer remotely. A public proof-of-concept exploit exists; impact is denial of ser...

CVE-2026-75013

A vulnerability was detected in TOTOLINK EX1200L 9.3.5u.6146B20201023. This affects the function setWizardCfg of the file /cgi-bin/cstecgi.cgi. The manipulation results in null pointer dereference. The attack can be launched remotely. The exploit is now public and may be used...

EUVD-2026-60363

A vulnerability was detected in TOTOLINK EX1200L 9.3.5u.6146B20201023. This affects the function setWizardCfg of the file /cgi-bin/cstecgi.cgi. The manipulation results in null pointer dereference. The attack can be launched remotely. The exploit is now public and may be used...

CVE-2026-75013 TOTOLINK EX1200L cstecgi.cgi setWizardCfg null pointer dereference

A vulnerability was detected in TOTOLINK EX1200L 9.3.5u.6146B20201023. This affects the function setWizardCfg of the file /cgi-bin/cstecgi.cgi. The manipulation results in null pointer dereference. The attack can be launched remotely. The exploit is now public and may be used...

CVE-2026-75012 TOTOLINK EX1200L Password Configuration cstecgi.cgi setPasswordCfg null pointer dereference

A security vulnerability has been detected in TOTOLINK EX1200L 9.3.5u.6146B20201023. Affected by this issue is the function setPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component Password Configuration Handler. The manipulation leads to null pointer dereference. The attack can be...

CVE-2026-75012

The TOTOLINK EX1200L router (firmware 9.3.5u.6146_B20201023) is vulnerable to a null pointer dereference in the setPasswordCfg function of /cgi-bin/cstecgi.cgi, reachable remotely with low privileges, causing denial of service. A proof-of-concept exploit is publicly disclosed at the linked Gist. ...

EUVD-2026-60360

A security vulnerability has been detected in TOTOLINK EX1200L 9.3.5u.6146B20201023. Affected by this issue is the function setPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component Password Configuration Handler. The manipulation leads to null pointer dereference. The attack can be...

CVE-2026-19847 TOTOLINK A800R wps.so cstecgi.cgi setWiFiWpsConfig stack-based overflow

A security flaw has been discovered in TOTOLINK A800R 4.1.2cu.5137B20200730. Affected is the function setWiFiWpsConfig of the file /cgi-bin/cstecgi.cgi of the component wps.so. The manipulation of the argument pin results in stack-based buffer overflow. The attack can be launched remotely. The...

CVE-2026-19847

TOTOLINK A800R (firmware 4.1.2cu.5137_B20200730) contains a vulnerability in wps.so: the setWiFiWpsConfig function in /cgi-bin/cstecgi.cgi accepts a pin argument whose manipulation causes a stack-based buffer overflow. The issue can be triggered remotely, and public exploits have been released. T...

CVE-2026-19844

A vulnerability was found in TOTOLINK A800R 4.1.2cu.5137B20200730. The impacted element is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component ipv6.so. Performing a manipulation of the argument radvdinterfacename results in stack-based buffer overflow. It is possible to...

CVE-2026-19845

A vulnerability was determined in TOTOLINK A800R 4.1.2cu.5137B20200730. This affects the function setStaticDhcpConfig of the file /cgi-bin/cstecgi.cgi of the component lan.so. Executing a manipulation of the argument Comment can lead to stack-based buffer overflow. It is possible to launch the...

CVE-2026-19846 TOTOLINK A800R firewall.so cstecgi.cgi setUrlFilterRules stack-based overflow

A vulnerability was identified in TOTOLINK A800R 4.1.2cu.5137B20200730. This impacts the function setUrlFilterRules of the file /cgi-bin/cstecgi.cgi of the component firewall.so. The manipulation of the argument url leads to stack-based buffer overflow. The attack can be initiated remotely. The...

CVE-2026-19846

TOTOLINK A800R vulnerability (CVE-2026-19846) affects the firewall.so component via setUrlFilterRules in /cgi-bin/cstecgi.cgi. The argument url can be manipulated to cause a stack-based buffer overflow, with remote exploitation possible. Public exploit appears to be available. Affected version: T...

CVE-2026-19845 TOTOLINK A800R lan.so cstecgi.cgi setStaticDhcpConfig stack-based overflow

A vulnerability was determined in TOTOLINK A800R 4.1.2cu.5137B20200730. This affects the function setStaticDhcpConfig of the file /cgi-bin/cstecgi.cgi of the component lan.so. Executing a manipulation of the argument Comment can lead to stack-based buffer overflow. It is possible to launch the...

EUVD-2026-58730

A vulnerability was determined in TOTOLINK A800R 4.1.2cu.5137B20200730. This affects the function setStaticDhcpConfig of the file /cgi-bin/cstecgi.cgi of the component lan.so. Executing a manipulation of the argument Comment can lead to stack-based buffer overflow. It is possible to launch the...

CVE-2026-19844

A vulnerability was found in TOTOLINK A800R 4.1.2cu.5137B20200730. The impacted element is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component ipv6.so. Performing a manipulation of the argument radvdinterfacename results in stack-based buffer overflow. It is possible to...

EUVD-2026-58726

A vulnerability was found in TOTOLINK A800R 4.1.2cu.5137B20200730. The impacted element is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component ipv6.so. Performing a manipulation of the argument radvdinterfacename results in stack-based buffer overflow. It is possible to...

CVE-2026-19844 TOTOLINK A800R ipv6.so cstecgi.cgi setRadvdCfg stack-based overflow

A vulnerability was found in TOTOLINK A800R 4.1.2cu.5137B20200730. The impacted element is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component ipv6.so. Performing a manipulation of the argument radvdinterfacename results in stack-based buffer overflow. It is possible to...

CVE-2026-19844

TOTOLINK A800RR 4.1.2cu.5137_B20200730 is affected by a stack-based buffer overflow in the IPv6 component ipv6.so, specifically in function setRadvdCfg of /cgi-bin/cstecgi.cgi. Manipulating the argument radvdinterfacename triggers the overflow. The vulnerability can be exploited remotely, and pub...