Tenda AC7 stack buffer overflow vulnerability (CNVD-2026-32972)

The Tenda AC7 is a 1200m1 11ac dual-band wireless router designed for large households undergoing broadband upgrades and router replacements. The Tenda AC7 has a stack buffer overflow vulnerability. This vulnerability stems from improper handling of input data in the mac parameter of the...

Tenda AC7 stack buffer overflow vulnerability

The Tenda AC7 is a 1200m1 11ac dual-band wireless router designed for large households undergoing broadband upgrades and router replacements. The Tenda AC7 has a stack buffer overflow vulnerability. This vulnerability stems from the GoForm/AdvSetMacMtuWan function failing to correctly verify the...

CVE-2026-51843

Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the wanMTU parameter...

EUVD-2026-38049

Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the wanMTU parameter...

CVE-2026-51843

The vulnerability CVE-2026-51843 affects Tenda AC7 devices running v15.03.06.44. Description: a stack buffer overflow in the /goform/AdvSetMacMtuWan interface reachable via the wanMTU parameter. Affected component/function: the wanMTU path of the AdvSetMacMtuWan interface. Root cause: stack-based...

CVE-2026-51844

CVE-2026-51844 affects the Tenda AC7 device running v15.03.06.44. The vulnerability is a stack buffer overflow in the /goform/AdvSetMacMtuWan interface triggered via the cloneType parameter. The impact is described as high/critical, with potential for remote execution or denial of service within ...

CVE-2026-51845

Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the mac parameter...

CVE-2026-51844

Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the cloneType parameter...

CVE-2026-51843

Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the wanMTU parameter...

CVE-2026-51844: Undefined Security Weakness

Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the cloneType parameter...

PT-2026-50966

Name of the Vulnerable Software and Affected Versions Tenda AC7 version 15.03.06.44 Description A stack buffer overflow occurs in the '/goform/AdvSetMacMtuWan' endpoint through the wanMTU parameter. A stack buffer overflow is a condition where a program writes more data to a buffer located on the...

PT-2026-50968

Name of the Vulnerable Software and Affected Versions Tenda AC7 version 15.03.06.44 Description A stack buffer overflow occurs in the '/goform/AdvSetMacMtuWan' endpoint through the mac parameter. A stack buffer overflow is a condition where a program writes more data to a buffer located on the...

CVE-2026-51846: Undefined Security Weakness

In Tenda AC7 v15.03.06.44, the wanSpeed parameter of the route /goform/AdvSetMacMtuWan has a stack buffer overflow vulnerability that can lead to remote arbitrary code execution...

CVE-2026-51846

In Tenda AC7 v15.03.06.44, the wanSpeed parameter of the route /goform/AdvSetMacMtuWan has a stack buffer overflow vulnerability that can lead to remote arbitrary code execution...

EUVD-2026-38050

Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the cloneType parameter...

CVE-2026-51844

Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the cloneType parameter...

CVE-2026-51845: Undefined Security Weakness

Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the mac parameter...

CVE-2026-1637

A vulnerability was identified in Tenda AC21 16.03.08.16. The affected element is the function fromAdvSetMacMtuWan of the file /goform/AdvSetMacMtuWan. The manipulation leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might...

CVE-2026-1637

A vulnerability was identified in Tenda AC21 16.03.08.16. The affected element is the function fromAdvSetMacMtuWan of the file /goform/AdvSetMacMtuWan. The manipulation leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might...

CVE-2026-1637

A vulnerability was identified in Tenda AC21 16.03.08.16. The affected element is the function fromAdvSetMacMtuWan of the file /goform/AdvSetMacMtuWan. The manipulation leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might...