CVE-2026-59358

Cloud Foundry UAA (v3.7.0 to v79.6.0) and CF Deployment (up to v60.4.0) are vulnerable to an Improper Authentication (CWE-287) flaw in the OAuth token endpoint. The system fails to verify if a Bearer credential is a legitimate client secret, instead accepting any valid access token where the clie...

CVE-2026-59358 UAA OAuth Token Endpoint Vulnerability allows user access token reuse for client_credentials grant type

Improper authentication CWE-287 in the OAuth token endpoint in Cloud Foundry UAA allows a remote, authenticated attacker holding a valid user access token to obtain a fully-privileged clientcredentials token for the OAuth client that issued it, by presenting the user token as an OAuth 2.0 Bearer...

CVE-2026-76187: Improper Authentication

Apache Airflow Keycloak provider: the unauthenticated token endpoint accepts a client-credentials grant for any confidential client registered in the Keycloak realm, not only the client configured for Airflow. No allowlist restricts which client ids may authenticate, so the credentials of an...

CVE-2026-75542

Incorrect Authorization vulnerability in the OAuth token endpoint in hexpm hexpm allows an API key holding the repositories permission to read another organization's private packages. When an API key is exchanged for a token through the OAuth clientcredentials grant, validatescopesagainstkey/2 in...

CVE-2026-67610: Missing Authentication for Critical Function

OpenEMR through 8.2.0 contains an improper authentication vulnerability in the OAuth2 dynamic client registration endpoint that allows unauthenticated attackers to register a malicious client with system-level FHIR scopes by supplying a self-generated RSA keypair via the jwks field. Once an...