A privilege escalation flaw was found in the token exchange feature of keycloak. Missing authorization allows a client application holding a valid access token to exchange tokens for any target client by passing the client_id of the target. This could allow a client to gain unauthorized access to additional services.
{ "nvd_published_at": "2022-07-08T00:15:00Z", "cwe_ids": [ "CWE-639", "CWE-862", "CWE-863" ], "severity": "CRITICAL", "github_reviewed": true, "github_reviewed_at": "2022-04-26T21:21:00Z" }