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CVE PROGRAM SOURCE RECORD8.2 High

CVE-2026-44506

Medplum - Exposure of OAuth client secret via dynamic registration endpoint in self-hosted configurations

Description

Medplum is a developer platform that enables development of healthcare apps. In Medplum versions 4.1.10 through 5.1.6, the /oauth2/register endpoint could return the client_secret of preconfigured OAuth clients defined via the defaultOAuthClients server configuration when a matching redirect_uri was provided. This issue has been patched in version 5.1.7.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

medplum medplum

  • >= 4.1.10, < 5.1.7affected

References