CVE-2026-51843 | Tenda AC7 15.03.06.44 /goform/AdvSetMacMtuWan wanMTU stack-based overflow

A vulnerability classified as critical was found in Tenda AC7 15.03.06.44. This issue affects some unknown processing of the file /goform/AdvSetMacMtuWan. Executing a manipulation of the argument wanMTU can lead to stack-based buffer overflow.

This vulnerability is tracked as CVE-2026-51843. The attack is only possible within the local network. No exploit exists.