CVE-2026-6483: Wavlink Wl-WN530H4

High severity, CVSS 7.2. EPSS: 3.2% chance of exploitation in the next 30 days.

A vulnerability was found in Wavlink WL-WN530H4 20220721. This vulnerability affects the function strcat/snprintf of the file /cgi-bin/internet.cgi. The manipulation results in os command injection. It is possible to launch the attack remotely. The exploit has been made public and could be used. Upgrading to version 2026.04.16 is able to resolve this issue. Upgrading the affected component is recommended.

Affected products

• Wavlink Wl-WN530H4: version 20220721 only

Published 2026-04-17. Last modified 2026-06-17.