How severe is CVE-2026-2530?

CVE-2026-2530 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-2530 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-2530?

CVE-2026-2530 affects Wavlink Wl-wn579a3 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-2530?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-2530 have an EU (EUVD) identifier?

Yes. CVE-2026-2530 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6131.

When was CVE-2026-2530 published?

CVE-2026-2530 was published on 2026-02-16 and last updated on 2026-06-17.

CVE-2026-2530

CVE-2026-2530 is a medium-severity vulnerability in Wavlink Wl-wn579a3 Firmware with a CVSS 3.x base score of 6.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-77.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 8% (95th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-6131
Weakness: CWE-77
Affected product: Wavlink Wl-wn579a3 Firmware
Published: 2026-02-16
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2026-2530?: 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.
How severe is CVE-2026-2530?: CVE-2026-2530 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-2530 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-2530?: CVE-2026-2530 affects Wavlink Wl-wn579a3 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-2530?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-2530 have an EU (EUVD) identifier?: Yes. CVE-2026-2530 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6131.
When was CVE-2026-2530 published?: CVE-2026-2530 was published on 2026-02-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:wavlink:wl-wn579a3_firmware:*:*:*:*:*:*:*:*

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