CVE-2026-2566 Wavlink WL-NU516U1 adm.cgi sub_406194 stack-based overflow

A security vulnerability has been detected in Wavlink WL-NU516U1 up to 130/260. This affects the function sub406194 of the file /cgi-bin/adm.cgi. Such manipulation of the argument firmwareurl leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed...