CVE-2026-110958 | Wavlink WN530HG4B M30HG4B_V260724 api.cgi heap-based overflow

A vulnerability labeled as very critical has been found in Wavlink WN530HG4B M30HG4B_V260724. The impacted element is an unknown function of the file api.cgi. The manipulation results in heap-based buffer overflow.

This vulnerability is known as CVE-2026-110958. It is possible to launch the attack remotely. Furthermore, an exploit is available.

The affected component should be upgraded.

The vendor confirms: “We confirm the finding, and it has already been addressed. In the current firmware the api=info&client=app handler no longer builds a shell command: the login script is now invoked through an argument vector (execvp) instead of system(), and the client address is length-limited and null-checked.”VulDB Recent EntriesRead More