SSA-874353 V1.3 (Last Update: 2025-06-10): Entity Enumeration Vulnerability in Mendix Runtime

Risk Summary

<p>Mendix Runtime allows for entity enumeration due to distinguishable responses in certain client actions. This could allow an unauthenticated remote attacker to list all valid entities and attribute names of a Mendix Runtime-based application.</p> <p>Siemens has released new versions for several affected products and recommends to update to the latest versions. Siemens is preparing further fix versions and recommends countermeasures for products where fixes are not, or not yet available.</p>

Remediations

• Refer to Siemens ProductCERT advisory for patch and remediation guidance.

Affected Vendors

Affected Products (1)