CVE-2026-78336: Apache Syncope: OIDCC4UI provider list discloses client secrets to any authenticated user
Apache Syncope's OIDCC4UI extension leaks OIDC client secrets in the provider list to any authenticated user, versions through 4.1.2 affected.
CVE-2026-78336 is a moderate-severity insertion-of-sensitive-information-into-sent-data flaw in Apache Syncope's syncope-ext-oidcc4ui-logic module. The OIDCC4UI provider list discloses client secrets to any authenticated user. Affected versions are 3.0.0-M0 through 3.0.16, 4.0.0-M0 through 4.0.7, and 4.1.0-M0 through 4.1.2.