A security flaw has been discovered in jeecgboot The server processes these URLs up to 3.9.1. This affects the function FileDownloadUtils.download2DiskFromNet of the file /airag/app/debug of the component Cloud Instance Metadata Endpoint. The manipulation results in server-side request forgery. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks. Upgrading to version 3.9.2 mitigates this issue. It is suggested to upgrade the affected component.