{"id":"CVE-2026-42797","summary":"Apache Syncope: JexlContextBuilder Information Disclosure","details":"Exposure of Sensitive Information Through Data Queries vulnerability in Apache Syncope.\n\nAn administrator with adequate entitlements for Derived Schemas can create a malicious JEXL expression which allows any administrator with sufficient entitlements for User read to access User-related security-sensitive information.\n\nThis issue affects Apache Syncope: 3.0 through 3.0.16, 4.0 through 4.0.5, 4.1.0.\n\nUsers are recommended to upgrade to version 4.0.6 / 4.1.1, which fix this issue by further restricting the JEXL expression definition.","aliases":["GHSA-vr35-jm2f-8wg2"],"modified":"2026-07-08T08:05:12.901031451Z","published":"2026-05-25T15:00:55.670Z","database_specific":{"cna_assigner":"apache","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42797.json","unresolved_ranges":[{"extracted_events":[{"introduced":"3.0"},{"last_affected":"3.0.16"},{"introduced":"4.0"},{"last_affected":"4.0.5"},{"introduced":"4.1"},{"last_affected":"4.1.0"}],"source":"AFFECTED_FIELD"},{"extracted_events":[{"introduced":"3.0"},{"fixed":"3.0.16"},{"introduced":"4.0"},{"fixed":"4.0.5"}],"source":"DESCRIPTION"}],"cwe_ids":["CWE-202"]},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/05/25/5"},{"type":"WEB","url":"https://repo.maven.apache.org/maven2"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42797.json"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/5y7d277sntyytrmxnx2tfjr9ftcpq1s6"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42797"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/syncope","events":[{"introduced":"d4a8b1eb53b246c42acb757739637be02838a082"},{"introduced":"b0c019c1256bf433bf60e3211ee8711dae03e6bc"},{"fixed":"02823557b26a1632a8cb8f02ef2822b5fa5c331c"},{"introduced":"7afe57a317c88ebedf75ca8d714ad743e5cd1d24"}],"database_specific":{"cpe":["cpe:2.3:a:apache:syncope:*:*:*:*:*:*:*:*","cpe:2.3:a:apache:syncope:4.1.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"3.0.0"},{"last_affected":"3.0.16"},{"introduced":"4.0.0"},{"fixed":"4.0.6"},{"introduced":"4.1.0"},{"last_affected":"4.1.0"}],"source":["CPE_RANGE","CPE_STRING"]}}],"versions":["4.1.0","syncope-4.0.5","syncope-4.0.4","syncope-4.0.3","syncope-4.0.2","syncope-4.0.1","syncope-4.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-42797.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N"}]}