CVE-2026-2530

MEDIUM 6.3

Wavlink WL-WN579A3 wireless.cgi AddMac command injection

CVSS Score

6.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-77 CWE-74
Vendor	wavlink
Product	wl-wn579a3
Published	Feb 16, 2026
Last Updated	Feb 23, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Wavlink / WL-WN579A3

20210219

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/?id.346118 vuldb.com: https://vuldb.com/?ctiid.346118 vuldb.com: https://vuldb.com/?submit.748077 github.com: https://github.com/MRAdera/IoT-Vuls/blob/main/wavlink/wn579a3/AddMac.md

Credits

🔍 kdb3169 (VulDB User)