{"id":"CVE-2019-17554","aliases":["GHSA-mgh8-hcwj-h57v"],"url":"https://o3.security/vulnerability/CVE-2019-17554","summary":"Improper Restriction of XML External Entity Reference in Apache Olingo","details":"The XML content type entity deserializer in Apache Olingo versions 4.0.0 to 4.6.0 is not configured to deny the resolution of external entities. Request with content type \"application/xml\", which trigger the deserialization of entities, can be used to trigger XXE attacks.","published":"2019-12-04T17:16:43.867Z","modified":"2026-07-08T17:17:43.283040Z","cvss":{"score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.olingo:odata-client-core","fixedVersion":"4.7.0"},{"ecosystem":"Maven","name":"org.apache.olingo:odata-server-core","fixedVersion":"4.7.0"}],"fix":null,"references":[{"type":"WEB","url":"https://lists.apache.org/thread.html/r6d03e45b81eab03580cf7f8bb51cb3e9a1b10a2cc0c6a2d3cc92ed0c%40%3Cannounce.apache.org%3E"},{"type":"ADVISORY","url":"https://mail-archives.apache.org/mod_mbox/olingo-user/201912.mbox/%3CCAGSZ4d7Ty%3DL-n_iAzT6vcQp65BY29XZDS5tMoM8MdDrb1moM7A%40mail.gmail.com%3E"},{"type":"EVIDENCE","url":"http://packetstormsecurity.com/files/155619/Apache-Olingo-OData-4.6.x-XML-Injection.html"},{"type":"EVIDENCE","url":"https://seclists.org/bugtraq/2019/Dec/11"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T17:17:43.283040Z"}}