How severe is CVE-2026-7690?

CVE-2026-7690 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-2026-7690 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-7690?

CVE-2026-7690 affects Wavlink Wl-wn570ha1 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-7690?

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

Does CVE-2026-7690 have an EU (EUVD) identifier?

Yes. CVE-2026-7690 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26829.

When was CVE-2026-7690 published?

CVE-2026-7690 was published on 2026-05-03 and last updated on 2026-06-17.

CVE-2026-7690

CVE-2026-7690 is a medium-severity vulnerability in Wavlink Wl-wn570ha1 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-74.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-26829
Weakness: CWE-74
Affected product: Wavlink Wl-wn570ha1 Firmware
Published: 2026-05-03
Last modified: 2026-06-17

Description

A weakness has been identified in Wavlink WL-WN570HA1 R70HA1 V1410_221110. This issue affects the function set_sys_adm of the file /cgi-bin/adm.cgi. This manipulation of the argument Username causes command injection. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. Once again the vendors acted very professional and confirms, "that the WN570HA1 firmware version R70HA1 V1410_221110 has been removed from our website." This vulnerability only affects products that are no longer supported by the maintainer.

Frequently asked questions

What is CVE-2026-7690?: A weakness has been identified in Wavlink WL-WN570HA1 R70HA1 V1410_221110. This issue affects the function set_sys_adm of the file /cgi-bin/adm.cgi. This manipulation of the argument Username causes command injection. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. Once again the vendors acted very professional and confirms, "that the WN570HA1 firmware version R70HA1 V1410_221110 has been removed from our website." This vulnerability only affects products that are no longer supported by the maintainer.
How severe is CVE-2026-7690?: CVE-2026-7690 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-2026-7690 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-7690?: CVE-2026-7690 affects Wavlink Wl-wn570ha1 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-7690?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-7690 have an EU (EUVD) identifier?: Yes. CVE-2026-7690 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26829.
When was CVE-2026-7690 published?: CVE-2026-7690 was published on 2026-05-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:wavlink:wl-wn570ha1_firmware:r70ha1_v1410_221110:*:*:*:*:*:*:*

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