oncology_poc_backend

Deterioration-Signal Risk Engine Python backend Part of t...

CVE-2026-53728

Medplum is a developer platform that enables development of healthcare apps. Prior to version 5.1.6, the external identity provider callback at GET /auth/external accepts attacker-controlled redirect URIs that only need to start with a registered client redirect URI, rather than matching exactly...

CVE-2026-44506

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 clientsecret of preconfigured OAuth clients defined via the defaultOAuthClients server configuration when a matching redirecturi wa...

CVE-2026-44506 Medplum - Exposure of OAuth client secret via dynamic registration endpoint in self-hosted configurations

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 clientsecret of preconfigured OAuth clients defined via the defaultOAuthClients server configuration when a matching redirecturi wa...

EUVD-2026-70699

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 clientsecret of preconfigured OAuth clients defined via the defaultOAuthClients server configuration when a matching redirecturi wa...

CVE-2026-44506 Medplum - Exposure of OAuth client secret via dynamic registration endpoint in self-hosted configurations

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 clientsecret of preconfigured OAuth clients defined via the defaultOAuthClients server configuration when a matching redirecturi wa...

CVE-2026-44506

Medplum , a developer platform for healthcare apps, had a flaw in versions 4.1.10 through 5.1.6 affecting self-hosted configurations . The /oauth2/register endpoint (OAuth dynamic registration) could return the client_secret of preconfigured OAuth clients defined via the defaultOAuthClients serve...

CVE-2026-44506 Medplum - Exposure of OAuth client secret via dynamic registration endpoint in self-hosted configurations

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 clientsecret of preconfigured OAuth clients defined via the defaultOAuthClients server configuration when a matching redirecturi wa...

EUVD-2026-70698

Medplum is a developer platform that enables development of healthcare apps. Prior to version 5.1.6, the external identity provider callback at GET /auth/external accepts attacker-controlled redirect URIs that only need to start with a registered client redirect URI, rather than matching exactly...

CVE-2026-53728

Medplum , a healthcare developer platform, is vulnerable to authorization code leakage in its external identity provider callback (GET /auth/external). The root cause is that getClientRedirectUri() accepts any redirect URI that prefix-matches a registered value (startsWith), rather than requiring...

CVE-2026-53728 Medplum - Improper Validation of Redirect URI in External Auth Callback allows Authorization Code Leakage

Medplum is a developer platform that enables development of healthcare apps. Prior to version 5.1.6, the external identity provider callback at GET /auth/external accepts attacker-controlled redirect URIs that only need to start with a registered client redirect URI, rather than matching exactly...

@actimi/ovok-core (>=0.2.37, <=0.2.46), @availhealth/bot-layer (0.1.4) +28 more potentially affected by CVE-2026-53728 via @medplum/core (>=0.9.2, <=5.1.5)

@medplum/core NPM version =0.9.2, =0.2.37, =2.0.163, =0.1.8, =3.0.5, =3.0.5, =3.2.33, =3.0.5, =0.9.2, =3.0.5, =3.0.5, =3.0.5, =3.0.5, =5.1.5 and more Source cves: CVE-2026-53728 Source advisory: MEND:CVE-2026-53728...

CVE-2026-53728 Medplum - Improper Validation of Redirect URI in External Auth Callback allows Authorization Code Leakage

Medplum is a developer platform that enables development of healthcare apps. Prior to version 5.1.6, the external identity provider callback at GET /auth/external accepts attacker-controlled redirect URIs that only need to start with a registered client redirect URI, rather than matching exactly...

CVE-2026-53728 Medplum - Improper Validation of Redirect URI in External Auth Callback allows Authorization Code Leakage

Medplum is a developer platform that enables development of healthcare apps. Prior to version 5.1.6, the external identity provider callback at GET /auth/external accepts attacker-controlled redirect URIs that only need to start with a registered client redirect URI, rather than matching exactly...

CVE-2026-53728: URL Redirection to Untrusted Site

Medplum is a developer platform that enables development of healthcare apps. Prior to version 5.1.6, the external identity provider callback at GET /auth/external accepts attacker-controlled redirect URIs that only need to start with a registered client redirect URI, rather than matching exactly...

CVE-2026-44506: Exposure of Sensitive Information to an Unauthorized Actor

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 clientsecret of preconfigured OAuth clients defined via the defaultOAuthClients server configuration when a matching redirecturi wa...

PT-2026-85218

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...

@availhealth/bot-layer (0.1.4), @fuego-systems/core (>=0.1.8, <=0.4.1) +9 more potentially affected by CVE-2026-53728 via @medplum/core (>=5.0.0, <=5.1.5)

@medplum/core NPM version =5.0.0, =0.1.8, =5.0.0, =5.0.0, =5.0.0, =5.0.0, =5.0.0, =5.0.0, =5.0.0, =5.0.0, =5.0.10, =5.1.5 Source cves: CVE-2026-53728 Source advisory: GHSA-M44R-7C5H-M6MJ...

GHSA-M44R-7C5H-M6MJ Medplum: Improper Validation of Redirect URI in External Auth Callback allows Authorization Code Leakage

Summary The external identity provider callback at GET /auth/external accepts attacker-controlled redirect URIs that only need to start with a registered client redirect URI, rather than matching exactly. After a successful external IdP login, the server appends Medplum login and code values to...

Medplum: Improper Validation of Redirect URI in External Auth Callback allows Authorization Code Leakage

Summary The external identity provider callback at GET /auth/external accepts attacker-controlled redirect URIs that only need to start with a registered client redirect URI, rather than matching exactly. After a successful external IdP login, the server appends Medplum login and code values to...