WAVLINK WN536AX6-A Web Management ioos sub_416760 os command injection

Summary

A weakness has been identified in WAVLINK WN536AX6-A V260507_2.0.0. This vulnerability affects the function sub_416760 of the file /bin/ioos of the component Web Management Interface. This manipulation of the argument group_name causes os 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. The vendor was contacted early about this disclosure.

Remediation

1. Inventory every WAVLINK WN536AX6-A deployment, including staging.
2. No fixed version appears in the public sources yet. Check the references below and the vendor directly.

References

• Advisoryhttps://vuldb.com/cve/CVE-2026-120276
• Advisoryhttps://vuldb.com/submit/919502
• Referencehttps://github.com/senxitoyshuyi-ui/HACKALL/blob/main/WAVLINK_WN536AX6-A%20Router/WAVLINK_WN536AX6-A_openvpn_cli_group_command_injection.md
• Referencehttps://vuldb.com/vuln/429620
• Referencehttps://vuldb.com/vuln/429620/cti