A vulnerability was found in Apache Syncope up to 3.0.16/4.0.5/4.1.0. It has been classified as problematic. Affected by this issue is some unknown functionality of the component Groovy Code Handler. The manipulation leads to improper isolation or compartmentalization.

This vulnerability is documented as CVE-2026-42782. The attack can be initiated remotely. There is not any exploit available.

Upgrading the affected component is recommended.