CVE Explorer

CVE-2026-34361

HAPI FHIR is a complete implementation of the HL7 FHIR standard for healthcare interoperability in Java. Prior to version 6.9.4, the FHIR Validator HTTP service exposes an unauthenticated "/loadIG" endpoint that makes outbound HTTP requests to attacker-controlled URLs. Combined with a startsWith() URL prefix matching flaw in the credential provider (ManagedWebAccessUtils.getServer()), an attacker can steal authentication tokens (Bearer, Basic, API keys) configured for legitimate FHIR servers by

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:fca64e703537ac443523f18cbee01def9c8dd98a66afecbc75885b06ccf0bec8

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"product":"org.hl7.fhir.core","vendor":"hapifhir","versions":[{"status":"affected","version":"< 6.9.4"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:d6c17b2cbffdab8de12283dab7564f34b58322fe67f06095d166086c9a3bab77 · sha256:5561f710acd4663a… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":9.3,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:d6c17b2cbffdab8de12283dab7564f34b58322fe67f06095d166086c9a3bab77 · sha256:5561f710acd4663a… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-552","description":"CWE-552: Files or Directories Accessible to External Parties","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:d6c17b2cbffdab8de12283dab7564f34b58322fe67f06095d166086c9a3bab77 · sha256:5561f710acd4663a… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion

{"name":"https://github.com/hapifhir/org.hl7.fhir.core/security/advisories/GHSA-vr79-8m62-wh98","tags":["x_refsource_CONFIRM"],"url":"https://github.com/hapifhir/org.hl7.fhir.core/security/advisories/GHSA-vr79-8m62-wh98"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:d6c17b2cbffdab8de12283dab7564f34b58322fe67f06095d166086c9a3bab77 · sha256:5561f710acd4663a… · /containers/cna/references/0

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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