What is CVE-2018-17184?

CVE-2018-17184 is a medium-severity vulnerability in Apache Syncope, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-11-06.

How severe is CVE-2018-17184?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Apache Syncope

CVE-2018-17184

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.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-11-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.012 (68.0th percentile), scored 2026-10-22.

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 68.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Apache Syncope
Apache Software Foundation Syncope — versions Apache Syncope releases prior to 2.0.11 and 2.1.2

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

syncope.apache.org/security (Vendor Advisory)

Frequently asked questions

What is CVE-2018-17184?: CVE-2018-17184 is a medium-severity vulnerability in Apache Syncope, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-11-06.
How severe is CVE-2018-17184?: Medium severity. CVSS v3 base score is 5.4 out of 10.