CVE-2026-49875: cxf: org.apache.cxf/cxf-core: Apache CXF: Information disclosure via out-of-band external entity resolution due to missing JAXP hardening

Severity: Critical

CVSS Score: 9.8

Apache CXF's EndpointReferenceUtils and W3CMultiSchemaFactory classes construct a SAXParserFactory without the necessary JAXP hardening configurations, enabling out-of-band (OOB) external entity resolution. Users are recommended to upgrade to versions 4.2.2 or 4.1.7, which fix this issue.