Apache Syncope: Remote Code Execution via Scripted Connector

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Summary

CVECVE-2026-53421
StatePUBLISHED
Assignerapache
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-20 15:16:43 UTC
Updated2026-07-20 19:17:25 UTC
DescriptionImproper Isolation or Compartmentalization vulnerability in Apache Syncope. An administrator with adequate entitlements can achieve remote code execution through the connector subsystem by relying on scripted connectors' (REST and SQL) capability to run Groovy scripts. 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 hardening the Groovy security sandbox.

Risk And Classification

Problem Types: CWE-653 | CWE-653 CWE-653 Improper Isolation or Compartmentalization

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Apache Software Foundation Apache Syncope affected 3.0.0-M0 3.0.16 semver Not specified
CNA Apache Software Foundation Apache Syncope affected 4.0.0-M0 4.0.6 semver Not specified
CNA Apache Software Foundation Apache Syncope affected 4.1.0-M0 4.1.1 semver Not specified

References

ReferenceSourceLinkTags
www.openwall.com/lists/oss-security/2026/07/20/7 af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
lists.apache.org/thread/nmzvz6gb2ldm30wvyk613r8dfrb6r8yx [email protected] lists.apache.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: follycat, Y0n3er (en)

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