CVE-2026-2530HIGH 8.8EPSS p90.9%

CVE-2026-2530CVE-2026-2530

Description

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.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS4.85% probability of exploitation · percentile 90.9% · 2026-06-19T12:03:05Z
Published2026-02-16
Last modified2026-04-29

Underlying weaknesses· 2

CWE-74CWE-77

References

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

2

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')cwe-740%live
WeaknessImproper Neutralization of Special Elements used in a Command ('Command Injection')cwe-770%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.