CVE-2026-2530

2.1 lowEPSS 9.2%

Low (2.1) in wavlink wl-wn579a3 firmware. EPSS 9.2% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

2.1 low

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 9.2% chance of exploitation in the next 30 days; higher than 95% of CVEs (scores of 2026-10-31)
CWEs: CWE-77, CWE-74
Published: 2026-02-16
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

wavlink:wl-wn579a3_firmware

References

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

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