CVE-2026-67966

Tenda W20E V16.01.0.62782 /goform/telnet endpoint allows unauthenticated remote attackers to activate the Telnet daemon and obtain root shell access...

CVE-2026-67967

Buffer Overflow vulnerability in Tenda W20E V16.01.0.62782 allows an attacker to execute arbitrary code. This is an incomplete fix for CVE-2025-44867 and CVE-2026-36819...

CVE-2026-67967

Buffer Overflow vulnerability in Tenda W20E V16.01.0.62782 allows an attacker to execute arbitrary code. This is an incomplete fix for CVE-2025-44867 and CVE-2026-36819...

EUVD-2026-60537

Buffer Overflow vulnerability in Tenda W20E V16.01.0.62782 allows an attacker to execute arbitrary code. This is an incomplete fix for CVE-2025-44867 and CVE-2026-36819...

CVE-2026-67966

Tenda W20E V16.01.0.62782 /goform/telnet endpoint allows unauthenticated remote attackers to activate the Telnet daemon and obtain root shell access...

EUVD-2026-60538

Tenda W20E V16.01.0.62782 /goform/telnet endpoint allows unauthenticated remote attackers to activate the Telnet daemon and obtain root shell access...

CVE-2026-67966

The Tenda W20E V5.0 router (firmware V16.01.0.6(2782)) exposes /goform/telnet, which unconditionally starts telnetd and opens port 23 to the WAN, granting an unauthenticated, passwordless root shell. The flaw stems from manufacturing-test code retained in production firmware. No fix is available;...

CVE-2026-67967

CVE-2026-67967 is a buffer overflow (CWE-121) and command injection (CWE-78) in the /goform/module API of Tenda W20E V5.0 firmware V16.01.0.6(2782). The vendor's prior fix (CVE-2025-44867, CVE-2026-36819) left sibling handlers vulnerable: setFixTools.hostName filters only ;, &, | before popen()-e...

CVE-2026-19824

A weakness has been identified in Tenda W20E 15.11.0.610681546841CNTDC. The affected element is the function ipMacBindListStore of the file /goform/addIpMacBind. Executing a manipulation of the argument IPMacBindRule can lead to stack-based buffer overflow. The attack can be executed remotely. Th...

CVE-2026-19823

A security flaw has been discovered in Tenda W20E 15.11.0.610681546841CNTDC. Impacted is the function formQOSRuleDel of the file /goform/delQos of the component QoS Rule Deletion. Performing a manipulation of the argument qosIndex results in stack-based buffer overflow. Remote exploitation of the...

EUVD-2026-58655

A weakness has been identified in Tenda W20E 15.11.0.610681546841CNTDC. The affected element is the function ipMacBindListStore of the file /goform/addIpMacBind. Executing a manipulation of the argument IPMacBindRule can lead to stack-based buffer overflow. The attack can be executed remotely. Th...

CVE-2026-19824

A weakness has been identified in Tenda W20E 15.11.0.610681546841CNTDC. The affected element is the function ipMacBindListStore of the file /goform/addIpMacBind. Executing a manipulation of the argument IPMacBindRule can lead to stack-based buffer overflow. The attack can be executed remotely. Th...

CVE-2026-19824

CVE-2026-19824 affects Tenda W20E firmware version 15.11.0.6 CN_TDC. The vulnerability resides in the function ipMacBindListStore within /goform/addIpMacBind, where manipulation of the argument IPMacBindRule can trigger a stack-based buffer overflow. The issue is described as exploitable remotely...

CVE-2026-19824 Tenda W20E addIpMacBind ipMacBindListStore stack-based overflow

A weakness has been identified in Tenda W20E 15.11.0.610681546841CNTDC. The affected element is the function ipMacBindListStore of the file /goform/addIpMacBind. Executing a manipulation of the argument IPMacBindRule can lead to stack-based buffer overflow. The attack can be executed remotely. Th...

CVE-2026-19822

A vulnerability was identified in Tenda W20E 15.11.0.610681546841CNTDC. This issue affects the function lstAdd of the file /goform/editQos of the component QoS Edit. Such manipulation of the argument qosListConnecttedNum leads to stack-based buffer overflow. The attack may be launched remotely. T...

CVE-2026-19823 Tenda W20E QoS Rule Deletion delQos formQOSRuleDel stack-based overflow

A security flaw has been discovered in Tenda W20E 15.11.0.610681546841CNTDC. Impacted is the function formQOSRuleDel of the file /goform/delQos of the component QoS Rule Deletion. Performing a manipulation of the argument qosIndex results in stack-based buffer overflow. Remote exploitation of the...

CVE-2026-19823

The CVE-2026-19823 entry concerns Tenda W20E firmware version 15.11.0.6(1068_1546_841)_CN_TDC. The affected component is the QoS Rule Deletion functionality, specifically the formQOSRuleDel function in /goform/delQos. The root cause is a stack-based buffer overflow triggered by manipulating the q...

EUVD-2026-58622

A security flaw has been discovered in Tenda W20E 15.11.0.610681546841CNTDC. Impacted is the function formQOSRuleDel of the file /goform/delQos of the component QoS Rule Deletion. Performing a manipulation of the argument qosIndex results in stack-based buffer overflow. Remote exploitation of the...

CVE-2026-19823

A security flaw has been discovered in Tenda W20E 15.11.0.610681546841CNTDC. Impacted is the function formQOSRuleDel of the file /goform/delQos of the component QoS Rule Deletion. Performing a manipulation of the argument qosIndex results in stack-based buffer overflow. Remote exploitation of the...

CVE-2026-19822 Tenda W20E QoS Edit editQos lstAdd stack-based overflow

A vulnerability was identified in Tenda W20E 15.11.0.610681546841CNTDC. This issue affects the function lstAdd of the file /goform/editQos of the component QoS Edit. Such manipulation of the argument qosListConnecttedNum leads to stack-based buffer overflow. The attack may be launched remotely. T...