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 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...

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...

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

CVE-2026-38142 describes an unauthenticated command-injection in the /goform/fast_setting_internet_set endpoint of Tenda AC18 v15.03.05.05, exploitable by injecting crafted payload into the mac parameter. The NVD/CVE listings confirm the vulnerability, with a CVSS 3.1 base score of 6.5 (Network, ...

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-2026-13519

A vulnerability was found in Tenda JD12L 16.03.53.23. This impacts the function fromNatStaticSetting of the file /goform/NatStaticSetting. The manipulation of the argument page results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been made public and could ...

CVE-2026-13518

A vulnerability has been found in Tenda JD12L 16.03.53.23. This affects the function fromAddressNat of the file /goform/addressNat. The manipulation of the argument page leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed to the publ...

CVE-2026-13517

A flaw has been found in Tenda JD12L 16.03.53.23. The impacted element is the function formWifiBasicSet of the file /goform/WifiBasicSet. Executing a manipulation of the argument security5g can lead to stack-based buffer overflow. The attack may be launched remotely. The exploit has been publishe...

EUVD-2026-40012

A security vulnerability has been detected in Tenda JD12L 16.03.53.23. Impacted is the function formSetPPTPServer of the file /goform/SetPptpServerCfg. Such manipulation of the argument startIp leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclos...

EUVD-2026-40013

A vulnerability was detected in Tenda JD12L 16.03.53.23. The affected element is the function fromSetWifiGusetBasic of the file /goform/WifiGuestSet. Performing a manipulation of the argument shareSpeed results in stack-based buffer overflow. The attack may be initiated remotely. The exploit is n...

EUVD-2026-40016

A vulnerability was found in Tenda JD12L 16.03.53.23. This impacts the function fromNatStaticSetting of the file /goform/NatStaticSetting. The manipulation of the argument page results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been made public and could ...

CVE-2026-13519

The CVE-2026-13519 entry describes a stack-based buffer overflow in Tenda JD12L (version 16.03.53.23) within the fromNatStaticSetting function of /goform/NatStaticSetting. The vulnerability is triggered by manipulation of an input argument (page), allowing remote execution without user interactio...

CVE-2026-13519 Tenda JD12L NatStaticSetting fromNatStaticSetting stack-based overflow

A vulnerability was found in Tenda JD12L 16.03.53.23. This impacts the function fromNatStaticSetting of the file /goform/NatStaticSetting. The manipulation of the argument page results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been made public and could ...

CVE-2026-13519

A vulnerability was found in Tenda JD12L 16.03.53.23. This impacts the function fromNatStaticSetting of the file /goform/NatStaticSetting. The manipulation of the argument page results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been made public and could ...

CVE-2026-13515

A security vulnerability has been detected in Tenda JD12L 16.03.53.23. Impacted is the function formSetPPTPServer of the file /goform/SetPptpServerCfg. Such manipulation of the argument startIp leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclos...

CVE-2026-13516

A vulnerability was detected in Tenda JD12L 16.03.53.23. The affected element is the function fromSetWifiGusetBasic of the file /goform/WifiGuestSet. Performing a manipulation of the argument shareSpeed results in stack-based buffer overflow. The attack may be initiated remotely. The exploit is n...

CVE-2026-13518

CVE-2026-13518 affects Tenda JD12L firmware 16.03.53.23. The vulnerability targets the function fromAddressNat in the file /goform/addressNat, where manipulation of the argument page causes a stack-based buffer overflow. Remote exploitation is possible, and the exploit has been disclosed publicly...

EUVD-2026-40015

A vulnerability has been found in Tenda JD12L 16.03.53.23. This affects the function fromAddressNat of the file /goform/addressNat. The manipulation of the argument page leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed to the publ...

CVE-2026-13518

A vulnerability has been found in Tenda JD12L 16.03.53.23. This affects the function fromAddressNat of the file /goform/addressNat. The manipulation of the argument page leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed to the publ...