CVE-2026-78336
Apache Syncope: OIDCC4UI provider list discloses client secrets to any authenticated user
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
Insertion of sensitive information into sent data vulnerability in Apache Syncope. Any authenticated user can query for the list of available OIDC providers configured for SSO with Console and Enduser. The returned payload contains all configuration settings, including client secrets, regardless of the entitlements owned by the caller. 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.
| CWE | CWE-201 |
| Vendor | apache software foundation |
| Product | apache syncope |
| Published | Sep 14, 2026 |
| Last Updated | Sep 14, 2026 |
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Affected Versions
Apache Software Foundation / Apache Syncope
3.0.0-M0 ≤ 3.0.16 4.0.0-M0 ≤ 4.0.7 4.1.0-M0 ≤ 4.1.2
References
Credits
Moritz Theile