Apache Syncope: Reflected XSS on Enduser Login
Reflected XSS in Apache Syncope's Enduser Login page.
An attacker that tricks a legitimate user into clicking a malicious link and logging in to Syncope Enduser could steal that user's credentials.
This issue affects Apache Syncope: from 3.0 through 3.0.15, from 4.0 through 4.0.3.
Users are recommended to upgrade to version 3.0.16 / 4.0.4, which fix this issue.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.apache.syncope.client.idrepo:syncope-client-idrepo-common-ui | >= 3.0.0, < 3.0.16, >= 4.0.0, < 4.0.4 | 3.0.16, 4.0.4 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N- Weakness (CWE)
CWE-79- Platform
- Java / Kotlin (Maven)
- Package
org.apache.syncope.client.idrepo:syncope-client-idrepo-common-ui- Disclosed
- 03.02.2026
- Updated
- 11.10.2026 12:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-v84m-gfw5-hm2w - CC BY 4.0
Vulnerability history: org.apache.syncope.client.idrepo:syncope-client-idrepo-common-ui
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 2
- First → latest
- 07.2024 02.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 1
- Medium 1
Disclosures per year
- 2024: 1
- 2025: 0
- 2026: 1
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