How severe is CVE-2026-4544?

CVE-2026-4544 has a CVSS 3.x base score of 2.4, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2026-4544 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-4544?

CVE-2026-4544 affects Wavlink Wl-wn578w2 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-4544?

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

Does CVE-2026-4544 have an EU (EUVD) identifier?

Yes. CVE-2026-4544 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-14297.

When was CVE-2026-4544 published?

CVE-2026-4544 was published on 2026-03-22 and last updated on 2026-06-17.

CVE-2026-4544

CVE-2026-4544 is a low-severity vulnerability in Wavlink Wl-wn578w2 Firmware with a CVSS 3.x base score of 2.4. 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-79.

Key facts

Severity: Low (CVSS 3.x base score 2.4)
CVSS v2: 3.3
CVSS v4: 1.9
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-14297
Weakness: CWE-79
Affected product: Wavlink Wl-wn578w2 Firmware
Published: 2026-03-22
Last modified: 2026-06-17

Description

A vulnerability was determined in Wavlink WL-WN578W2 221110. This affects an unknown function of the file /cgi-bin/login.cgi of the component POST Request Handler. Executing a manipulation of the argument homepage/hostname/login_page can lead to cross site scripting. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2026-4544?: A vulnerability was determined in Wavlink WL-WN578W2 221110. This affects an unknown function of the file /cgi-bin/login.cgi of the component POST Request Handler. Executing a manipulation of the argument homepage/hostname/login_page can lead to cross site scripting. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2026-4544?: CVE-2026-4544 has a CVSS 3.x base score of 2.4, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2026-4544 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-4544?: CVE-2026-4544 affects Wavlink Wl-wn578w2 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-4544?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-4544 have an EU (EUVD) identifier?: Yes. CVE-2026-4544 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-14297.
When was CVE-2026-4544 published?: CVE-2026-4544 was published on 2026-03-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:wavlink:wl-wn578w2_firmware:221110:*:*:*:*:*:*:*

More vulnerabilities in Wavlink Wl-wn578w2 Firmware

CVE-2025-10359 — High (CVSS 7.3): A vulnerability was detected in Wavlink WL-WN578W2 221110. This impacts the function sub_404DBC of the file…
CVE-2025-10358 — High (CVSS 7.3): A security vulnerability has been detected in Wavlink WL-WN578W2 221110. This affects the function sub_404850 of the…
CVE-2025-10324 — High (CVSS 7.3): A vulnerability was determined in Wavlink WL-WN578W2 221110. This affects the function sub_401C5C of the file…
CVE-2025-10323 — High (CVSS 7.3): A vulnerability was found in Wavlink WL-WN578W2 221110. The impacted element is the function sub_409184 of the file…
CVE-2026-4543 — Medium (CVSS 6.3): A vulnerability was found in Wavlink WL-WN578W2 221110. The impacted element is an unknown function of the file…
CVE-2025-10325 — Medium (CVSS 6.3): A vulnerability was identified in Wavlink WL-WN578W2 221110. This impacts the function sub_401340/sub_401BA4 of the…

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