CVE-2026-23795 — Apache Syncope: Console XXE on Keymaster parameters

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
Apache Software Foundation / Apache Syncope	affected 3.0 through 3.0.15; affected 4.0 through 4.0.3

CWE

CWE-611

References

https://lists.apache.org/thread/mzgbdn8hzk8vr94o660njcc7w62c2pos

ADP enrichment

CVE

No English description supplied.

http://www.openwall.com/lists/oss-security/2026/02/02/2

CISA-ADP

No English description supplied.

No references supplied.