CVE-2026-2530

moderate-risk

Published 2026-02-16

A weakness has been identified in Wavlink WL-WN579A3 up to 20210219. This affects the function AddMac of the file /cgi-bin/wireless.cgi. This manipulation of the argument macAddr causes command injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Do I need to act?

0.43% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 6.3/10 Medium

NETWORK / LOW complexity

Affected Products (1)

Wl-Wn579A3 Firmware

Affected Vendors

Wavlink

References (4)

Exploit https://github.com/MRAdera/IoT-Vuls/blob/main/wavlink/wn579a3/AddMac.md

Permissions Required https://vuldb.com/?ctiid.346118

Third Party Advisory https://vuldb.com/?id.346118

Third Party Advisory https://vuldb.com/?submit.748077

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moderate-risk

Severity 23/34 · High

Exploitability 2/34 · Minimal

Exposure 5/34 · Minimal