RCE in Wavlink Wl-Wn579a3
CVE-2026-2529
A security flaw has been discovered in Wavlink WL-WN579A3 up to 20210219. Affected by this issue is the function DeleteMac of the file /cgi-bin/wireless.cgi. The manipulation of the argument delete_list results in command injection. The attack can be executed remotely. The vendor was contacted early about this disclosure but did not respond in any way.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.085 (94.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 94.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.082 · newest: 0.085 · change: +0.003
Affected products
- Wavlink Wl-Wn579a3 — versions 20210219
- Wavlink Wl-Wn579a3 Firmware
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/MRAdera/IoT-Vuls/blob/main/wavlink/wn579a3/DeleteMac.md (related, Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2026-2529?
- CVE-2026-2529 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-2026-2529?
- Medium severity. CVSS v3 base score is 6.3 out of 10.