CVE-2020-11977

What’s affected: Apache Syncope 2.1.x (before 2.1.7) with the Flowable extension enabled. Vulnerability: An administrator with workflow entitlements can use Shell Service Tasks to perform malicious operations, including file reads/writes and code execution. Root cause (per sources): Flowable work...

CVE-2018-1322

CVE-2018-1322 affects Apache Syncope: 1.2.x before 1.2.11, 2.0.x before 2.0.8, and some unsupported releases (1.0.x, 1.1.x). The vulnerability allows an administrator with user-search entitlements to recover sensitive security values by manipulating the fiql and orderby parameters. The provided d...

CVE-2018-1321

Apache Syncope vulnerability CVE-2018-1321: An administrator with report and template entitlements can abuse XSLT to perform malicious operations (read/write files, execute code) in affected releases of Apache Syncope 1.2.x before 1.2.11 and 2.0.x before 2.0.8 (plus some unsupported 1.0/1.1 branc...

CVE-2026-42797

Apache Syncope versions 3.0 through 3.0.16 , 4.0 through 4.0.5 , and 4.1.0 are vulnerable to an Exposure of Sensitive Information Through Data Queries vulnerability. The root cause is that an administrator with entitlements for Derived Schemas can create a malicious JEXL expression . This allows ...

CVE-2020-1959

CVE-2020-1959 affects Apache Syncope prior to 2.1.6. The vulnerability is a Server-Side Template Injection in Java EL interpolation used in Java Bean Validation custom constraint violation messages. An attacker could inject arbitrary Java EL expressions via error message templates, resulting in u...

CVE-2018-17186

CVE-2018-17186 affects Apache Syncope (admin/workflow entitlements) where XML External Entity (XXE) via DTD in workflow definitions allows an attacker to read/write files and execute code. Multiple sources (CNVD/NVD/OSV/Veracode/GHSA) describe the vulnerability as involving DTD processing to perf...

CVE-2026-42782

CVE-2026-42782 affects Apache Syncope 3.0–3.0.16, 4.0–4.0.5, and 4.1.0, caused by improper isolation that lets an administrator with sufficient entitlements load a malicious Groovy class whose static initializer reaches a non-sandboxed execution path. Remediation is to upgrade to 4.0.6 or 4.1.1, ...

CVE-2020-1961

The CVE-2020-1961 vulnerability affects Apache Syncope: Server-Side Template Injection in Mail templates via JEXL, enabling Remote Code Execution. Affected versions are 2.0.x before 2.0.15 and 2.1.x before 2.1.6. Remediation is to apply the patched releases (2.0.15 and 2.1.6) or equivalent fixes;...

CVE-2019-17557

CVE-2019-17557 describes a reflected XSS in the Apache Syncope EndUser UI login page, before versions 2.0.15 and 2.1.6, where the UI reflects the successMessage parameter in the URL query string, allowing an attacker to execute arbitrary JavaScript in a user’s browser. The issue is caused by insu...

CVE-2024-45031

Apache Syncope is vulnerable to Stored Cross-Site Scripting (XSS) due to a failure to perform strict validation and sanitization of HTML tags. In the Syncope Console , incomplete HTML tags can be used to bypass sanitization, allowing attackers to inject payloads that trigger for other users. Addi...

CVE-2018-17184

CVE-2018-17184 affects Apache Syncope (notably syncope-core-persistence-jpa) where a design flaw allows stored XSS via injection of HTML-like elements containing JavaScript into Connector names, Report names, AnyTypeClass keys and Policy descriptions. The issue arises when an administrative user ...

CVE-2024-38503

Apache Syncope HTML-injection vulnerability (CVE-2024-38503) affects the Syncope Console and Enduser UI, where HTML tags can be injected into text fields during edits of users, groups, or other objects, potentially enabling exploits. The issue is documented across multiple sources (NVD, CNVD, Ver...

CVE-2014-0111

CVE-2014-0111 affects Apache Syncope: remote code execution via Apache Commons JEXL expressions in areas such as derived schema definition, user/role templates, and account links of resource mappings. Impact is that a authenticated administrator could inject and execute arbitrary Java code on the...

CVE-2014-3503

Apache Syncope 1.1.x before 1.1.8 is affected. The issue stems from using insecure Random implementations to generate user passwords, enabling remote attackers to guess passwords by brute force. The fixed version is 1.1.8 (Ad libitum); upgrading is advised. If upgrading is not possible, apply off...

CVE-2025-65998

Apache Syncope is vulnerable to a cleartext password disclosure flaw due to the use of a hard-coded cryptographic key (CWE-321). Although AES encryption for user passwords is not the default configuration, if it is enabled, the system consistently uses a hard-coded default key from the source cod...

CVE-2025-57738

Apache Syncope is vulnerable to Remote Code Execution (RCE) due to improper isolation or compartmentalization of custom Groovy implementations. A malicious administrator can inject Groovy code that is loaded and executed by a running Apache Syncope Core instance at runtime, leading to arbitrary c...

CVE-2026-63071

Apache Syncope is vulnerable to an Improper Isolation or Compartmentalization flaw due to a bypass in the Groovy security sandbox (specifically the GroovySandboxScriptEngineImpl in the core/spring module). An administrator with entitlements to manage Implementations can create a malicious Groovy ...

CVE-2026-53405

The Apache Syncope identity management system (specifically the org.apache.syncope.ext.flowable:syncope-ext-flowable-bpmn package) is vulnerable to an Improper Isolation or Compartmentalization issue. An administrator with adequate entitlements can use the REST API to import and start arbitrary B...

CVE-2026-23794

Apache Syncope is vulnerable to a reflected cross-site scripting (XSS) flaw in the Enduser Login page . An attacker can trick a legitimate user into clicking a malicious link while logging into the system, potentially leading to credential theft by executing scripts in the user's browser. This is...

CVE-2026-62418

Apache Syncope is vulnerable to a Server-Side Request Forgery (SSRF) flaw in the IDM logic layer, specifically within the ConnectorLogic.check(final ConnInstanceTO) and ResourceLogic.check(final ResourceTO) methods. The root cause is a failure to properly validate user inputs during connection an...

CVE-2026-62183

Apache Syncope is vulnerable to an Improper Privilege Management (CWE-269) flaw in its user self-service workflow handling. Specifically, within the UserSelfLogic, UserCR/UserUR, and DefaultUserWorkflowAdapter components, the system fails to properly validate authorizations during self-registrati...

CVE-2026-23795

Apache Syncope is vulnerable to an XML External Entity (XXE) reference injection flaw in its Console component. An administrator with sufficient privileges to create or edit Keymaster parameters can submit malicious XML text, which may result in sensitive data leakage . This issue specifically af...

CVE-2026-57308

Apache Syncope is vulnerable to an SQL Injection flaw due to improper handling of the sort parameter in the Audit Events search interface. Specifically, the query builders in JPAAuditEventDAO and Neo4jAuditEventDAO append requested sort fields directly into the ORDER BY clause without proper neut...

CVE-2026-53421

Apache Syncope is vulnerable to Remote Code Execution (RCE) due to an Improper Isolation or Compartmentalization flaw in the connector subsystem. The root cause is the insufficient protection of the Groovy security sandbox , which allows an administrator with adequate entitlements to execute mali...