CVE-2026-7691: Wavlink WL-WN570HA1 adm.cgi set_sys_cmd command injection

Published May 3, 2026
·
Updated

A security vulnerability has been detected in Wavlink WL-WN570HA1 R70HA1 V1410221110. Impacted is the function setsyscmd of the file /cgi-bin/adm.cgi. Such manipulation of the argument command leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. Once again the vendors acted very professional and confirms, "that the WN570HA1 firmware version R70HA1 V1410221110 has been removed from our website." This vulnerability only affects products that are no longer supported by the maintainer.

Affected Software

3 affected components
Wavlink WL-WN570HA1=R70HA1 V1410_221110
All of the following
Wavlink Wl-wn570ha1 Firmware=r70ha1_v1410_221110
Wavlink WL-WN570HA1

Event History

May 3, 2026
CVE Published
via MITRE·10:15 AM
Data Sourced
via MITRE·10:15 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·11:16 AM
DescriptionSeverityWeaknessAffected Software
Mar 11, 58323
Event
via FIRST·01:41 AM
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Frequently Asked Questions

1

What is the severity of CVE-2026-7691?

CVE-2026-7691 has a high severity level due to its potential for command injection that can lead to unauthorized control over the device.

2

How do I fix CVE-2026-7691?

To mitigate CVE-2026-7691, update the Wavlink WL-WN570HA1 to the latest firmware version that addresses this vulnerability.

3

What is the impact of CVE-2026-7691 on the Wavlink WL-WN570HA1?

CVE-2026-7691 allows an attacker to execute arbitrary commands on the device by exploiting the set_sys_cmd function.

4

Which version of Wavlink WL-WN570HA1 is affected by CVE-2026-7691?

CVE-2026-7691 specifically affects the Wavlink WL-WN570HA1 R70HA1 V1410_221110 version.

5

Is there any workaround for CVE-2026-7691?

Currently, the best workaround for CVE-2026-7691 is to disable remote administrative access until a firmware update can be applied.

Contact

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