# ca.uhn.hapi.fhir:org.hl7.fhir.r4b (Maven) vulnerabilities

8 known vulnerabilities (1 critical, 7 high), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: not known (cve.now hasn't read this package's releases)
- Newest unaffected release: not known without release data
- Dependents: 17
- Registry: https://central.sonatype.com/artifact/ca.uhn.hapi.fhir/org.hl7.fhir.r4b

## Advisories (8)

### [CVE-2026-49485](https://cve.now/CVE-2026-49485): HAPI FHIR: ReDoS via FHIRPath matches()/replaceMatches() in FHIR Validator HTTP Endpoint

- Severity: High 7.5
- Published: Jul 17, 2026
- Affected: from 6.9.5, fixed in 6.9.9; fixed in 6.9.4.2.

### [CVE-2026-45367](https://cve.now/CVE-2026-45367): HAPI FHIR: ReDoS via FHIRPath matches()/replaceMatches() in FHIR Validator HTTP Endpoint

- Severity: High 7.5
- Published: Jul 16, 2026
- Affected: fixed in 6.9.7.

### [CVE-2026-33180](https://cve.now/CVE-2026-33180): HAPI FHIR HTTP authentication leak in redirects

- Severity: High 7.5
- Published: Mar 20, 2026
- Affected: fixed in 6.9.0.

### [CVE-2024-52007](https://cve.now/CVE-2024-52007): XXE vulnerability in XSLT parsing in \`org.hl7.fhir.core\`

- Severity: High 8.6
- Published: Nov 8, 2024
- Affected: fixed in 6.4.0.

### [CVE-2024-51132](https://cve.now/CVE-2024-51132): An XML External Entity (XXE) vulnerability in HAPI FHIR before v6.4.0 allows attackers to access sensitive information or execute…

- Severity: Critical 9.8
- Published: Nov 5, 2024
- Affected: fixed in 6.4.0.

### [CVE-2024-45294](https://cve.now/CVE-2024-45294): \`org.hl7.fhir.core\` XXE vulnerability in XSLT transforms

- Severity: High 8.6
- Published: Sep 6, 2024
- Affected: fixed in 6.3.23.

### [CVE-2023-28465](https://cve.now/CVE-2023-28465): The package-decompression feature in HL7 (Health Level 7) FHIR Core Libraries before 5.6.106 allows attackers to copy arbitrary files to…

- Severity: High 7.5
- Published: Dec 12, 2023
- Affected: fixed in 5.6.106.

### [CVE-2023-24057](https://cve.now/CVE-2023-24057): HL7 (Health Level 7) FHIR Core Libraries before 5.6.92 allow attackers to extract files into arbitrary directories via directory traversal…

- Severity: High 8.1
- Published: Jan 24, 2023
- Affected: fixed in 5.6.92.

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