CVE-2026-2526: Wavlink Wl-WN579A3 Firmware

High severity, CVSS 8.8. EPSS: 8.4% chance of exploitation in the next 30 days.

A vulnerability was found in Wavlink WL-WN579A3 up to 20210219. This impacts the function multi_ssid of the file /cgi-bin/wireless.cgi. Performing a manipulation of the argument SSID2G2 results in command injection. The attack may be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Wavlink Wl-WN579A3 Firmware: up to and including 2021-02-19

Published 2026-02-16. Last modified 2026-06-17.