{"schema_version": "1.6.1", "id": "CVE-2026-49875", "summary": "XML External Entity (XXE) Injection in W3CMultiSchemaFactory and EndpointReferenceUtils", "details": "Apache CXF's EndpointReferenceUtils and W3CMultiSchemaFactory classes construct a SAXParserFactory without the necessary JAXP hardening configurations, enabling out-of-band (OOB) \nexternal entity resolution. Users are recommended to upgrade to versions 4.2.2 or 4.1.7 or 3.6.12, which fix this issue.", "affected": [{"ranges": [{"type": "SEMVER", "events": [{"introduced": "4.2.0"}, {"fixed": "4.2.2"}]}, {"type": "SEMVER", "events": [{"introduced": "4.0.0"}, {"fixed": "4.1.7"}]}, {"type": "SEMVER", "events": [{"introduced": "0"}, {"fixed": "3.6.12"}]}]}], "references": [{"type": "WEB", "url": "https://lists.apache.org/thread/3kb9w5bg90xcp06fccoz9k3gpsvyy79o"}]}