CVE-2026-23795
Apache Syncope: Console XXE on Keymaster parameters
4.9
MEDIUM
CVSS 3.1
EPSS 0.10%
Description
Improper Restriction of XML External Entity Reference vulnerability in Apache Syncope Console. An administrator with adequate entitlements to create or edit Keymaster parameters via Console can construct malicious XML text to launch an XXE attack, thereby causing sensitive data leakage occurs. 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.
How to fix CVE-2026-23795
To remediate CVE-2026-23795, upgrade the affected package to a fixed version below.
- —upgrade to 3.0.16 or later
Is CVE-2026-23795 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 3.0.0, < 3.0.16
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.9 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N |