CVE-2026-113687
Received Received - Intake

Groovy Sandbox Bypass in Apache Syncope

Publication date: 2026-11-02

Last updated on: 2026-11-02

Assigner: Apache Software Foundation

Description
Improper isolation or compartmentalization vulnerability in Apache Syncope. An administrator with adequate entitlements for Implementations can create a malicious Groovy class running untrusted code on a separate Thread, thus 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 4.0.8, from 4.1.0-M0 through 4.1.3. Users are recommended to upgrade to version 4.0.9 / 4.1.4, which fix this issue.

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Meta Information

Published
2026-11-02
Last Modified
2026-11-02
Generated
2026-11-02
AI Q&A
2026-11-02
EPSS Evaluated
N/A
NVD
CVE-2026-113687

Affected Vendors & Products

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-653 The product does not properly compartmentalize or isolate functionality, processes, or resources that require different privilege levels, rights, or permissions.

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Executive Summary

This vulnerability in Apache Syncope allows an administrator with sufficient permissions to create a malicious Groovy class that executes untrusted code on a separate thread, bypassing the Groovy security sandbox. This improper isolation could let attackers run arbitrary code.

Impact Analysis

An attacker exploiting this could gain unauthorized access to systems, execute malicious code, or escalate privileges. This may lead to data breaches, system compromise, or further network infiltration depending on the environment.

Compliance Impact

This vulnerability could lead to unauthorized data access or exfiltration, violating GDPR's data protection requirements or HIPAA's safeguards for protected health information. Non-compliance may result in legal penalties or reputational damage.

Mitigation Strategies

Upgrade Apache Syncope to version 4.0.9 or 4.1.4 or later to fix the vulnerability.

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