CVE Catalog

CVE-2026-120344

CriticalCVSS 10.0
Published: Translated: NVD NIST

Summary

A vulnerability was found in the WAVLINK WN551X3-A device in the system function of /bin/ioos, within the WireGuard CLI Group Handler component. Manipulating the group_name argument leads to OS command injection, and the attack can be performed remotely. The exploit has been publicly disclosed and may be used.

Risk Assessment

A remote attacker could execute arbitrary system commands on the device, potentially taking full control of the router and network. Public exploit availability increases the likelihood of rapid exploitation.

Recommendation

Update the device firmware to the vendor-patched version as soon as possible or restrict access to the management interface. Until patched, consider isolating the device on the network and monitoring for unusual commands.

Related vulnerabilities

Original NVD description (English source)

A vulnerability has been found in WAVLINK WN551X3-A M51X3_V251020-WO-182e965. This affects the function system of the file /bin/ioos of the component WireGuard CLI Group Handler. Such manipulation of the argument group_name leads to os command injection. The attack may be performed from remote. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS