Apache Syncope 3.x,4.x Credential Leakage in Audit Events (CVE-2026-75015)
CVE-2026-75015 Published on September 14, 2026
Apache Syncope: Nested secrets leak cleartext into audit records readable
Insufficiently Protected Credentials vulnerability in Apache Syncope.
Audit events, when sent to the configured store, are not sufficiently masked for the sensitive values they might carry on their payloads, thus allowing administrators to access such sensitive values.
This issue affects Apache Syncope: from 3.0.0-M0 through 3.0.16, from 4.0.0-M0 Through 4.0.7, from 4.1.0-M0 through 4.1.2.
Users are recommended to upgrade to version 4.0.8 / 4.1.3, which fix this issue.
Vulnerability Analysis
CVE-2026-75015 can be exploited with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.
Weakness Type
Insufficiently Protected Credentials
The product transmits or stores authentication credentials, but it uses an insecure method that is susceptible to unauthorized interception and/or retrieval.
Products Associated with CVE-2026-75015
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Affected Versions
Apache Software Foundation Apache Syncope:- Version 3.0.0-M0, <= 3.0.16 is affected.
- Version 4.0.0-M0, <= 4.0.7 is affected.
- Version 4.1.0-M0, <= 4.1.2 is affected.