welliamcao OpsManage API Endpoint deploy_api.py deploy_host_vars deserialization

A vulnerability was found in welliamcao OpsManage 3.0.1/3.0.2/3.0.3/3.0.4/3.0.5. It has been rated as critical. This issue affects the function deploy_host_vars of the file /apps/api/views/deploy_api.py of the component API Endpoint. The manipulation leads to deserialization. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.