CVE-2018-17184 Improper Control of Interaction Frequency in Apache syncope-core

What is CVE-2018-17184?

CVE-2018-17184 is a medium-severity cross-site scripting vulnerability in Apache Syncope, published on 6 Nov 2018. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A malicious user with enough administration entitlements can inject html-like elements containing JavaScript statements into Connector names, Report names, AnyTypeClass keys and Policy descriptions. When another user with enough administration entitlements edits one of the Entities above via Admin Console, the injected JavaScript code is executed.

Weakness: CWE-79

Which versions are affected by CVE-2018-17184?

4 open source packages ship an affected version, including org.apache.syncope:syncope-core. It affects 1 product.

Products include Apache Syncope.

How do I fix CVE-2018-17184?

Upgrade org.apache.syncope:syncope-core to a fixed version for your release line: 2.0.11 or 2.1.2.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2018-17184 being exploited?

There is no known exploitation of CVE-2018-17184 in the wild and no public exploit code.

Other vulnerabilities in Apache Syncope

• CVE-2026-53405 Apache Syncope: Remote Code Execution via Flowable BPMN Groovy ScriptTask Critical 9.8
• CVE-2026-53421 Apache Syncope: Remote Code Execution via Scripted Connector Critical 9.8
• CVE-2026-57308 Apache Syncope: SQL injection vulnerability in Audit Events search Critical 9.8
• CVE-2026-62183 Apache Syncope: User self-service privilege escalation Critical 9.8
• CVE-2026-63071 Apache Syncope: RCE via Groovy Sandbox bypass Critical 9.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-9h9c-f287-c6vp.