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Medium · 4.9 CVE-2026-42797 EUVD-2026-31702GHSA-vr35-jm2f-8wg2

Apache Syncope: JexlContextBuilder Information Disclosure

Published May 25, 2026 · Updated May 26, 2026 · Assigned by apache

Description

Exposure of Sensitive Information Through Data Queries vulnerability in Apache Syncope.

An administrator with adequate entitlements for Derived Schemas can create a malicious JEXL expression which allows any administrator with sufficient entitlements for User read to access User-related security-sensitive information.

This issue affects Apache Syncope: 3.0 through 3.0.16, 4.0 through 4.0.5, 4.1.0.

Users are recommended to upgrade to version 4.0.6 / 4.1.1, which fix this issue by further restricting the JEXL expression definition.

Affected products

VendorProductAffectedFixed
Apache Software Foundation Apache Syncope 3.0 – ≤ 3.0.16, 4.0 – ≤ 4.0.5, 4.1 – ≤ 4.1.0 —

Affected packages

References