
CVE-2026-49120: Medplum FHIR server let authenticated users create Subscriptions with arbitrary endpoint URLs. The worker made the request. That's SSRF with cloud metadata access. If you run a FHIR stack, here's the Thursday check:
Post summary
Medplum FHIR server allows authenticated users to create subscriptions with arbitrary endpoint URLs, enabling SSRF that can access cloud metadata services.


