CVE-2026-63071

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

20/07/2026

Last modified:

27/07/2026

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.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

9.80

Severity 3.x

CRITICAL

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:apache:syncope::::::::	3.0.0 (including)	3.0.16 (including)
cpe:2.3:a:apache:syncope::::::::	4.0.0 (including)	4.0.7 (excluding)
cpe:2.3:a:apache:syncope::::::::	4.1.0 (including)	4.1.2 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2026-63071

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools