CVE-2026-34360

HAPI FHIR (io.root.ca.uhn.hapi.fhir:org.hl7.fhir.core) before version 6.9.4 is vulnerable to an unauthenticated SSRF via the /loadIG endpoint in the FHIR Validator HTTP service. The endpoint accepts a user-supplied URL in JSON and makes server-side requests without strict host/domain validation, ...

CVE-2026-34360 HAPI FHIR: Unauthenticated Blind SSRF via /loadIG Endpoint Enables Internal Network Probing

HAPI FHIR is a complete implementation of the HL7 FHIR standard for healthcare interoperability in Java. Prior to version 6.9.4, the /loadIG HTTP endpoint in the FHIR Validator HTTP service accepts a user-supplied URL via JSON body and makes server-side HTTP requests to it without any hostname,...