An issue was discovered in Tenda AC8 v4.0 AC1200 Dual-band Gigabit Wireless Router AC8v4.0 Firmware 16.03.33.05. The root password of the device is calculated with a static string and the last two octets of the MAC address of the device. This allows an unauthenticated attacker to authenticate with network services on the device.

Tenda AC10 v4.0 firmware v16.03.10.09multiTDE01 was discovered to contain a stack overflow via the security5g parameter in the function sub46284C.

An input validation flaw in the 'ate' service of Tenda AC10 v4.0 firmware v16.03.10.09multiTDE01 to escalate privileges to root via a crafted UDP packet.

A weakness has been identified in Tenda AC20 16.03.08.05. This vulnerability affects unknown code of the file /goform/fromAdvSetMacMtuWan. This manipulation of the argument wanMTU causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be exploited.

A vulnerability was determined in Tenda CH22 1.0.0.1. This vulnerability affects the function formexeCommand of the file /goform/exeCommand. Executing manipulation of the argument cmdinput can lead to buffer overflow. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized.

A vulnerability was identified in Tenda CH22 1.0.0.1. This issue affects the function formSetSambaConf of the file /goform/SetSambaConf. The manipulation of the argument sambauserNameSda leads to buffer overflow. It is possible to initiate the attack remotely. The exploit is publicly available and might be used.

Tenda AX3 V16.03.12.10CN was discovered to contain a stack overflow in the wpapskcrypto parameter of the wlSetExternParameter function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

A vulnerability was determined in Tenda HG10 300001138. This issue affects the function formWanRedirect of the file /boaform/formWanRedirect of the component Boa Web Server. Executing a manipulation of the argument if can lead to buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

A vulnerability was detected in Tenda CP3 27.5.57.101. The affected element is the function sub2F77E8 of the file Apis/system.c of the component Network Configuration Management. Performing a manipulation results in os command injection. The attack may be initiated remotely.

A flaw has been found in Tenda CP3 27.5.57.101. The impacted element is the function CAutoAddWifi::ThreadProc of the file Functions/AutoAddWifi.cpp of the component Kylin. Executing a manipulation can lead to os command injection. The attack may be launched remotely.

Buffer Overflow vulnerability in Tenda W20E V16.01.0.6(2782) allows an attacker to execute arbitrary code. This is an incomplete fix for CVE-2025-44867 and CVE-2026-36819

A weakness has been identified in Tenda CP3 27.5.57.101. This issue affects some unknown processing of the file Net/NetCheckPing.cpp. This manipulation of the argument interfacename/host causes os command injection. The attack can be initiated remotely.

A security flaw has been discovered in Tenda CP3 27.5.57.101. This vulnerability affects the function SystemAsh of the file Apis/system.c of the component Kylin. The manipulation of the argument AlarmVoiceURL results in os command injection. It is possible to launch the attack remotely.

A vulnerability has been found in Tenda CP3 27.5.57.101. This affects the function CRedirServer::SetRedirectEnable of the file Functions/Redirect.cpp. The manipulation leads to improper privilege management. Remote exploitation of the attack is possible.

A vulnerability was identified in Tenda HG10 300001138. Impacted is the function formgponConf of the file /boaform/admin/formgponConf of the component Boa. The manipulation of the argument fmgponloid leads to os command injection. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.

A flaw has been found in Tenda AC9 15.03.05.14. This impacts the function R7WebsSecurityHandler of the component Web Management. This manipulation causes improper authentication. The attack may be initiated remotely. The exploit has been published and may be used.

A vulnerability was found in Tenda HG10 300001138. This vulnerability affects the function formURL of the file /boaform/admin/formURL. Performing a manipulation of the argument Keywd/urlFQDN results in buffer overflow. The attack may be initiated remotely. The exploit has been made public and could be used.

A security vulnerability has been detected in Tenda CP3 27.5.57.101. Impacted is an unknown function of the file custom-x/softap/hostapd. Such manipulation of the argument wpapassphrase leads to hard-coded credentials. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.

A vulnerability was determined in Tenda HG10 300001138. This issue affects the function formLogin of the file /boaform/formLogin of the component Boa Web Server. Executing a manipulation of the argument Username can lead to buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

A vulnerability was identified in Tenda HG10 300001138. Impacted is the function formWlanSetup of the file /boaform/formWlanSetup of the component Boa Web Server. The manipulation of the argument ssid leads to buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.

Buffer Overflow vulnerability in Shenzhen Jixiang Tengda Technology Co., Ltd. Tenda A18 v.15.13.07.09 allows a remote attacker to execute arbitrary code via the fromSetCmdlineRun function

Insecure hardcoded credentials in the Admin account of Tenda HG21 V4.0.0-260302 allows attackers to gain root access.

A weakness has been identified in Tenda HG10 300001138. Affected by this issue is the function formIPv6Routing of the file /boaform/admin/formIPv6Routing of the component Boa Web Server. This manipulation of the argument destNet causes buffer overflow. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.

A vulnerability was determined in Tenda AC1206 15.03.06.23. This vulnerability affects the function TendaTelnet of the file /goform/telnet of the component Web UI. Executing a manipulation can lead to missing authentication. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized.

A vulnerability was identified in Tenda AC1206 15.03.06.23. This issue affects the function R7WebsSecurityHandler of the file /goform/ate of the component Web UI. The manipulation leads to missing authentication. The attack can be initiated remotely. The exploit is publicly available and might be used.

A security flaw has been discovered in Tenda AC18 15.03.05.19. Impacted is an unknown function of the file /goform/telnet of the component Telnet Handler. The manipulation results in missing authentication. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.

Tenda W20E V16.01.0.6(2782) /goform/telnet endpoint allows unauthenticated remote attackers to activate the Telnet daemon and obtain root shell access.

Tenda W6-S 1.0.0.4(510) contains a stack-based buffer overflow vulnerability in the /goform/wifiSSIDset endpoint. The function formwrlSSIDset uses sprintf to copy user-controlled 'GO' and 'index' parameters into a 64-byte stack buffer without length restriction, leading to stack overflow.

A vulnerability has been found in Tenda CH22 1.0.0.1. This affects the function formexeCommand of the file /goform/exeCommand. The manipulation of the argument cmdinput leads to command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

A security flaw has been discovered in Tenda CH22 1.0.0.1. The impacted element is the function formeditFileName of the file /goform/editFileName. The manipulation of the argument editNameMit results in command injection. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.