{"id":"CVE-2026-78336","state":"PUBLISHED","title":"Apache Syncope: OIDCC4UI provider list discloses client secrets to any authenticated user","description":"Insertion of sensitive information into sent data vulnerability in Apache Syncope.\n\n\n\nAny 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.\n\n\n\nThis 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.\n\n\n\nUsers are recommended to upgrade to version 4.0.8 / 4.1.3, which fix this issue.","publishedAt":"2026-09-14T12:23:51.971Z","updatedAt":"2026-09-14T19:21:38.676Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","source":"CISA-ADP"},"assigner":"apache","products":["Apache Software Foundation Apache Syncope"],"affected":[{"vendor":"Apache Software Foundation","product":"Apache Syncope","packageName":"org.apache.syncope.ext.oidcc4ui:syncope-ext-oidcc4ui-logic","packageURL":"pkg:maven/org.apache.syncope.ext.oidcc4ui/syncope-ext-oidcc4ui-logic","defaultStatus":"unaffected","versions":[{"version":"3.0.0-M0","status":"affected","lessThanOrEqual":"3.0.16","versionType":"semver"},{"version":"4.0.0-M0","status":"affected","lessThanOrEqual":"4.0.7","versionType":"semver"},{"version":"4.1.0-M0","status":"affected","lessThanOrEqual":"4.1.2","versionType":"semver"}],"collectionURL":"https://repo.maven.apache.org/maven2"}],"references":["https://lists.apache.org/thread/h399sqmf4wgnfxxpd6x9lm3m672rrsjt","http://www.openwall.com/lists/oss-security/2026/09/14/20"],"weaknesses":["CWE-201"],"ingestedAt":"2026-10-29T20:13:07.220Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/78xxx/CVE-2026-78336.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-78336","state":"PUBLISHED","datePublished":"2026-09-14T12:23:51.971Z","dateUpdated":"2026-09-14T19:21:38.676Z","assignerShortName":"apache","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateReserved":"2026-08-24T10:16:14.145Z"},"containers":{"cna":{"title":"Apache Syncope: OIDCC4UI provider list discloses client secrets to any authenticated user","descriptions":[{"lang":"en","value":"Insertion of sensitive information into sent data vulnerability in Apache Syncope.\n\n\n\nAny 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.\n\n\n\nThis 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.\n\n\n\nUsers are recommended to upgrade to version 4.0.8 / 4.1.3, which fix this issue."}],"affected":[{"vendor":"Apache Software Foundation","product":"Apache Syncope","packageName":"org.apache.syncope.ext.oidcc4ui:syncope-ext-oidcc4ui-logic","packageURL":"pkg:maven/org.apache.syncope.ext.oidcc4ui/syncope-ext-oidcc4ui-logic","defaultStatus":"unaffected","versions":[{"version":"3.0.0-M0","status":"affected","lessThanOrEqual":"3.0.16","versionType":"semver"},{"version":"4.0.0-M0","status":"affected","lessThanOrEqual":"4.0.7","versionType":"semver"},{"version":"4.1.0-M0","status":"affected","lessThanOrEqual":"4.1.2","versionType":"semver"}],"collectionURL":"https://repo.maven.apache.org/maven2"}],"references":[{"url":"https://lists.apache.org/thread/h399sqmf4wgnfxxpd6x9lm3m672rrsjt","tags":["vendor-advisory"]}],"metrics":[{"other":{"type":"Textual description of severity","content":{"text":"moderate"}},"scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-201","description":"CWE-201 Insertion of sensitive information into sent data","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"apache","orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateUpdated":"2026-09-14T12:23:51.971Z"},"source":{"discovery":"UNKNOWN"},"credits":[{"lang":"en","value":"Moritz Theile","type":"finder"}],"x_generator":{"engine":"Vulnogram 1.0.3"}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/09/14/20"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2026-09-14T18:09:19.843Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-09-14T19:21:20.096180Z","id":"CVE-2026-78336","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-14T19:21:38.676Z"}}]}}}