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Critical · 9.8 CVE-2026-63071 EUVD-2026-45955GHSA-fxgm-87fw-pcmm

Apache Syncope: RCE via Groovy Sandbox bypass

Published Jul 20, 2026 · Updated Jul 21, 2026 · Assigned by apache

Description

Improper Isolation or Compartmentalization vulnerability in Apache Syncope.

An administrator with adequate entitlements for Implementations can create a malicious Groovy class containing untrusted code bypassing the Groovy security sandbox.

This issue affects Apache Syncope: from 3.0.0-M0 through 3.0.16, from 4.0.0-M0 through 4.0.6, from 4.1.0-M0 through 4.1.1.

Users are recommended to upgrade to version 4.0.7 / 4.1.2, which fix this issue by tightening the Groovy security sandbox.

Affected products

VendorProductAffectedFixed
Apache Software Foundation Apache Syncope 3.0.0-M0 – ≤ 3.0.16, 4.0.0-M0 – ≤ 4.0.6, 4.1.0-M0 – ≤ 4.1.1 —

References