CVE-2026-109110 Wavlink CVE debrief

Who should care

Network administrators and security teams responsible for managing Wavlink WL-WN592AX6 devices, especially those using version 250422, should assess their exposure and prioritize mitigation efforts.

Why it matters

CVE-2026-109110 is a critical vulnerability in Wavlink WL-WN592AX6 devices that allows remote OS command injection. Network administrators and security teams should assess exposure, prioritize patching, and monitor for suspicious activity.

• Remote code execution on affected devices
• Potential for lateral movement within the network
• Need for immediate patching or mitigation
• Verification of device logs for suspicious activity

Technical summary

The Wavlink WL-WN592AX6 250422 device is vulnerable to OS command injection in the wmapd daemon's system function. This allows remote attackers to execute arbitrary commands. The CVSS score for this vulnerability is 10, indicating critical severity. The vulnerability affects the wmapd daemon and allows for remote code execution. Network administrators and security teams should assess exposure, prioritize patching, and monitor for suspicious activity. The exploit has been published, and the vendor has been notified.

Defensive priority

High

Recommended defensive actions

• Immediately assess exposure of WL-WN592AX6 devices with version 250422 in your network
• Verify if any compensating controls, such as firewalls or intrusion detection systems, can mitigate the attack
• Prioritize patching or updating WL-WN592AX6 devices to a non-affected version if available
• Monitor network logs for suspicious activity related to the wmapd daemon
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
• Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed

Evidence notes

The CVE record and source item provide details about the vulnerability, including its critical CVSS score of 10 and the affected product version 250422. However, specific details about the exploitation and impact are limited.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.