The vulnerability of the login() function in Tenda router software allows a hacker to gain full access to the device’s web interface.

The vulnerability of the login function in Tenda router software-based microprogramming systems is related to the presence of undocumented configuration commands. Exploiting this vulnerability could allow a malicious actor, operating remotely, to gain full access to the device’s web interface...

CERT/CC Warns of Hidden Admin Backdoor in Tenda Router Firmware

Several versions of firmware released by Chinese network device manufacturer Tenda have been found to embed an undocumented authentication backdoor that enables administrative access to the devices' web management interfaces, the CERT Coordination Center CERT/CC warned Monday. "An attacker can...

CVE-2026-11405 Hidden backdoor authentication mechanism in multiple versions of Tenda firmware allows admin access to web management interface

The web server binary /bin/httpd contains a hidden backdoor authentication mechanism in the login function at 004c88b8. - The function contains a normal authentication path using MD5/hash-based password verification prodencode64/PasswordToMd5/checkrandkey. - After normal authentication fails, it...

CVE-2026-11405

The web server binary /bin/httpd in several Tenda firmware versions contains a hidden backdoor authentication mechanism in the login() function. While the system initially uses MD5-based password verification, a secondary path is triggered upon a failed attempt. This path retrieves a plaintext pa...

CVE-2026-11405 Hidden backdoor authentication mechanism in multiple versions of Tenda firmware allows admin access to web management interface

The web server binary /bin/httpd contains a hidden backdoor authentication mechanism in the login function at 004c88b8. - The function contains a normal authentication path using MD5/hash-based password verification prodencode64/PasswordToMd5/checkrandkey. - After normal authentication fails, it...

Tenda HG7 / HG9 / HG10 Management Interface Assessment Module

This refactored Metasploit module shifts from denial of service testing toward defensive exposure assessment and configuration review. Rather than attempting exploitation or service disruption, it focuses on identifying exposed interfaces, weak configuration indicators, and improving visibility...

📄 Tenda HG7 / HG9 / HG10 Buffer Overflow

This Python script is a multi-mode framework targeting an alleged stack-based buffer overflow vulnerability in the /boaform/formDOMAINBLK endpoint of certain Tenda HG-series routers...

PT-2026-55969

Name of the Vulnerable Software and Affected Versions Tenda firmware versions US FH1201V1.0BR V1.2.0.14408 EN TD Tenda firmware versions US W15EV1.0br V15.11.0.51068 1567 841 EN TDE Tenda firmware versions US AC10V1.0re V15.03.06.46 multi TDE01 Tenda firmware versions US AC5V1.0RTL V15.03.06.48...

📄 Tenda HG7 / HG9 / HG10 Buffer Overflow

This module is a Metasploit auxiliary scanner / denial of service module designed to test a stack-based buffer overflow condition affecting specific Tenda router models through the /boaform/formDOMAINBLK endpoint. The issue is associated with oversized input supplied to the blkDomain parameter,...

Tenda firmware (multiple versions) contains hidden authentication backdoor

Overview Several versions of Tenda firmware contain an undocumented authentication backdoor that grants administrative access to the devices' web management interfaces. An attacker can expoit this vulnerability, tracked as CVE-2026-11405, to bypass the password verification process and obtain ful...

Vulnerability of the fromVirtualSer() function in the Tenda F456 router microprogramming software, which allows a hacker to execute arbitrary code or cause a service failure.

The vulnerability of the fromVirtualSer function in the Tenda F456 router microprogramming software involves executing an operation outside the buffer in memory. Exploiting this vulnerability allows a remote attacker to execute arbitrary code or cause a service failure by sending a specially...

Vulnerability of the fromPPTPUserSetting() function in the httpd daemon of the Tenda F456 microprogramming router, allowing a hacker to execute arbitrary code or cause a service failure.

The vulnerability of the fromPPTPUserSetting function in the Tenda F456 router microprogramming software is related to the execution of operations outside the buffer in memory when processing the delno parameter. Exploiting this vulnerability allows a malicious actor to execute arbitrary code or...

The vulnerability of the fromAdvSetWan() function in the httpd daemon’s microprogramming software for Tenda F456 allows a attacker to execute arbitrary code or cause a service failure.

The vulnerability of the fromAdvSetWan function in the httpd daemon’s microprogramming-based router software Tenda F456 is related to the issue of the operation going beyond the buffer in memory when processing parameters like wanmode and PPPOepassword. Exploiting this vulnerability allows a remo...

The vulnerability of the fromPptpUserAdd() function in the httpd daemon’s microprogramming software for Tenda F456 allows a attacker to execute arbitrary code or cause service interruptions.

The vulnerability of the fromPptpUserAdd function in the httpd daemon of the microprogrammed routing device Tenda F456 is related to the execution of operations outside the buffer in memory. Exploiting this vulnerability allows a malicious actor to execute arbitrary code or cause a service failur...

The vulnerability of the fromSafeUrlFilter() function in the httpd daemon of the microprogramming-based router software Tenda F456 allows a attacker to execute arbitrary code or cause a service failure.

The vulnerability of the fromSafeUrlFilter function in the httpd daemon of the microprogramming-based router software Tenda F456 is related to the execution of operations outside the buffer in memory. Exploiting this vulnerability could allow a malicious actor to execute arbitrary code or cause a...

CVE-2026-38142

An unauthenticated command injection vulnerability in the /goform/fastsettinginternetset endpoint of Tenda AC18 v15.03.05.05 allows attackers to execute arbitrary commands via a crafted payload injected into the mac parameter...

CVE-2026-38142

An unauthenticated command injection vulnerability in the /goform/fastsettinginternetset endpoint of Tenda AC18 v15.03.05.05 allows attackers to execute arbitrary commands via a crafted payload injected into the mac parameter...

CVE-2026-38142

An unauthenticated command injection vulnerability in the /goform/fastsettinginternetset endpoint of Tenda AC18 v15.03.05.05 allows attackers to execute arbitrary commands via a crafted payload injected into the mac parameter...

Tenda JD12L buffer overflow vulnerability

JD12L is a Tenda wireless router device, used for home and small network access. The Tenda JD12L has a buffer overflow vulnerability. This vulnerability arises due to the lack of length validation for the security5g parameter in the formWifiBasicSet function of the /goform/WifiBasicSet interface...

CVE-2026-38142

The Tenda AC18 router, specifically running firmware version v15.03.05.05 , is susceptible to an unauthenticated command injection vulnerability. The flaw exists in the /goform/fast_setting_internet_set endpoint, where a lack of proper neutralization of special elements allows an attacker to exec...