CVE-2023-28465

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-12-12 · updated 2026-06-17
Weakness: CWE-22

Description

The package-decompression feature in HL7 (Health Level 7) FHIR Core Libraries before 5.6.106 allows attackers to copy arbitrary files to certain directories via directory traversal, if an allowed directory name is a substring of the directory name chosen by the attacker. NOTE: this issue exists because of an incomplete fix for CVE-2023-24057.

Affected products

hapifhir org.hl7.fhir.core: before 5.6.106 — fixed in 5.6.106

How to fix

Upgrade to a fixed version: hapifhir org.hl7.fhir.core 5.6.106. Check the vendor advisory for mitigations.

References

https://github.com/advisories/GHSA-9654-pr4f-gh6m
https://www.smilecdr.com/our-blog
https://www.smilecdr.com/our-blog/statement-on-cve-2023-24057-smile-digital-health
https://github.com/advisories/GHSA-9654-pr4f-gh6m
https://www.smilecdr.com/our-blog
https://www.smilecdr.com/our-blog/statement-on-cve-2023-24057-smile-digital-health

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