CVE-2026-108634: JeecgBoot through 3.9.5 Missing Authorization via sysDepartPermission deleteBatch Endpoint
JeecgBoot through 3.9.5 contains a missing authorization vulnerability that allows low-privileged authenticated users to delete department permission bindings via the DELETE /sys/sysDepartPermission/deleteBatch endpoint. Attackers can obtain row ids from the unguarded list endpoint and submit them in the ids parameter to remove menus and buttons departments can grant to their roles.
Affected Software
Event History
Frequently Asked Questions
Who can exploit this issue?
A low-privileged authenticated JeecgBoot user can exploit it. The attacker needs access to the affected DELETE endpoint and does not need user interaction.
What does an attacker need to perform the unauthorized deletion?
The attacker needs department-permission binding row IDs. These can be obtained from the unguarded list endpoint and supplied through the ids parameter to DELETE /sys/sysDepartPermission/deleteBatch.
What is the operational impact of a successful attack?
An attacker can remove department permission bindings, including menus and buttons that departments can grant to their roles. This can disrupt authorized users' access to application functionality.
Which versions are identified as affected?
JeecgBoot through version 3.9.5 is identified as affected.