CVE-2026-33180

A flaw was found in HAPI FHIR, a Java implementation of the HL7 FHIR standard. When the internal HTTP client follows redirects HTTP 30X response codes, it can inadvertently send sensitive HTTP headers, such as authentication tokens, to unintended third-party hosts. This information disclosure cou...

org.hl7.fhir.convertors: org.hl7.fhir.dstu2: org.hl7.fhir.dstu2016may: org.hl7.fhir.dstu3: org.hl7.fhir.r4: org.hl7.fhir.r5: org.hl7.fhir.utilities: org.hl7.fhir.validation: org.hl7.fhir.core: FHIR arbitrary code execution via specially-crafted request

A flaw was found in Fast Healthcare Interoperability Resources HAPI FHIR. This vulnerability could allow attackers to execute arbitrary code or access sensitive information via a crafted request which contains malicious XML entities...