CVE-2024-33500: Role Elevation in Mendix Applications

Successful exploitation of CVE-2024-33500 hinges on an attacker's ability to identify and guess the ID of a target role that grants elevated privileges. Once the role ID is known, an attacker with sufficient permissions can modify the role’s assignments, effectively granting themselves or other users unauthorized access. This could lead to data breaches, unauthorized modifications to application configurations, or even complete control over the affected Mendix application. The blast radius is directly proportional to the privileges granted by the elevated role; a role with administrative access would grant the attacker near-complete control.

1. Reserved2024-04-23
2. Published2024-06-11
3. Modified2024-09-06
4. EPSS updated2026-04-02

The primary mitigation for CVE-2024-33500 is to upgrade Mendix Applications to version 10.11.0 or later. If immediate upgrading is not feasible, consider implementing stricter role management controls to limit the number of users with the ability to modify role assignments. Review existing role configurations to identify and remove any roles with excessive privileges. While a direct workaround to prevent role ID guessing isn't available, implementing robust access controls and regular security audits can help detect and prevent unauthorized role modifications. After upgrading, verify the integrity of role assignments and access controls to ensure the vulnerability has been effectively addressed.