CVE-2026-7690

MEDIUM
Published May 3, 2026 Modified May 7, 2026 CWE-74 CWE-77

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.

CVSS v3.1 Score

6.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

EPSS — Exploit Prediction

0.0033
Probability of exploitation
0.56%
Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-74 CWE-74
CWE-77 CWE-77

Affected Products

Vendor Product
wavlink wl-wn570ha1_firmware
wavlink wl-wn570ha1

References

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. It has a CVSS v3.1 base score of 6.3 (MEDIUM).
How severe is CVE-2026-7690? +
CVE-2026-7690 has a CVSS v3.1 score of 6.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0033, placing it in the 1th percentile for exploitation probability.
What products are affected by CVE-2026-7690? +
CVE-2026-7690 affects products from wavlink, specifically: wl-wn570ha1, wl-wn570ha1_firmware. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2026-7690? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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