A security flaw has been discovered in JeecgBoot up to 3.9.0. The affected element is an unknown function of the file jeecg-boot/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/controller/SysTenantController.java of the component Multi-Tenant Management Module. Performing manipulation of the argument ID results in improper authentication. The attack can be initiated remotely. The exploit has been released to the public and may be exploited. The patch is named e1c8f00bf2a2e0edddbaa8119afe1dc92d9dc1d2/67795493bdc579e489d3ab12e52a1793c4f8a0ee. It is recommended to apply a patch to fix this issue.