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.

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History

Mon, 14 Sep 2026 12:45:00 +0000

Type Values Removed Values Added
Description 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.
Title Apache Syncope: OIDCC4UI provider list discloses client secrets to any authenticated user
Weaknesses CWE-201
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

Updated: 2026-09-14T12:23:51.971Z

Reserved: 2026-08-24T10:16:14.145Z

Link: CVE-2026-78336

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-14T13:18:47.250

Modified: 2026-09-14T13:18:47.250

Link: CVE-2026-78336

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses