How severe is CVE-2026-2526?

CVE-2026-2526 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-2026-2526 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-2526?

CVE-2026-2526 affects Wavlink Wl-wn579a3 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-2526?

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

Does CVE-2026-2526 have an EU (EUVD) identifier?

Yes. CVE-2026-2526 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6135.

When was CVE-2026-2526 published?

CVE-2026-2526 was published on 2026-02-16 and last updated on 2026-06-17.

CVE-2026-2526

CVE-2026-2526 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: 7% (93rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-6135
Weakness: CWE-77
Affected product: Wavlink Wl-wn579a3 Firmware
Published: 2026-02-16
Last modified: 2026-06-17

Description

A vulnerability was found in Wavlink WL-WN579A3 up to 20210219. This impacts the function multi_ssid of the file /cgi-bin/wireless.cgi. Performing a manipulation of the argument SSID2G2 results in command injection. The attack may be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2026-2526?: A vulnerability was found in Wavlink WL-WN579A3 up to 20210219. This impacts the function multi_ssid of the file /cgi-bin/wireless.cgi. Performing a manipulation of the argument SSID2G2 results in command injection. The attack may be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2026-2526?: CVE-2026-2526 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-2026-2526 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-2526?: CVE-2026-2526 affects Wavlink Wl-wn579a3 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-2526?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-2526 have an EU (EUVD) identifier?: Yes. CVE-2026-2526 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6135.
When was CVE-2026-2526 published?: CVE-2026-2526 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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