RCE in Wavlink Wl-wn579a3
CVE-2026-2526
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 initi…
EPSS: 0.004 (59.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Wavlink Wl-wn579a3 — versions 20210219
- Wavlink Wl-wn579a3_firmware
Weakness classification (CWE)
References
- VDB-346114 | Wavlink WL-WN579A3 wireless.cgi multi_ssid command injection (technical-description, Third Party Advisory, VDB Entry, vdb-entry)
- VDB-346114 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, Permissions Required, permissions-required, VDB Entry)
- Submit #748073 | Wavlink WN579A3 20210219 Command Injection (Third Party Advisory, VDB Entry, third-party-advisory)
- cna@vuldb.com (Exploit, Third Party Advisory, exploit)
Frequently asked questions
- What is CVE-2026-2526?
- CVE-2026-2526 is a medium-severity vulnerability in Wavlink Wl-wn579a3, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2026-02-16.
- How severe is CVE-2026-2526?
- Medium severity. CVSS v3 base score is 6.3 out of 10.