api auth_error ai_generated true

OAuth2 error: unauthorized_client

ID: api/oauth2-unauthorized-client

Also available as: JSON · Markdown · 中文
90%Fix Rate
85%Confidence
1Evidence
2024-03-15First Seen

Version Compatibility

VersionStatusIntroducedDeprecatedNotes
OAuth2 RFC 6749 active — — —
OAuth2 RFC 6750 active — — —

Root Cause

The client_id or client_secret provided in the OAuth2 token request is not registered or is disabled for the requested grant type.

generic

中文

OAuth2 令牌请求中提供的 client_id 或 client_secret 未注册，或该客户端被禁止使用请求的授权类型。

Official Documentation

https://datatracker.ietf.org/doc/html/rfc6749#section-5.2

Workarounds

  1. 90% success Verify the client_id and client_secret in the OAuth2 provider's dashboard. Ensure the client is enabled and the correct grant type (e.g., authorization_code, client_credentials) is allowed. Example: curl -X POST https://auth.example.com/token -d 'grant_type=client_credentials&client_id=valid_client&client_secret=valid_secret' 
    Verify the client_id and client_secret in the OAuth2 provider's dashboard. Ensure the client is enabled and the correct grant type (e.g., authorization_code, client_credentials) is allowed. Example: curl -X POST https://auth.example.com/token -d 'grant_type=client_credentials&client_id=valid_client&client_secret=valid_secret'
  2. 50% success Check the provider's documentation for required scopes or additional parameters. Add missing scopes: POST /token with scope=openid profile 
    Check the provider's documentation for required scopes or additional parameters. Add missing scopes: POST /token with scope=openid profile

中文步骤

  1. 在 OAuth2 提供方的管理面板中验证 client_id 和 client_secret。确保客户端已启用且允许正确的授权类型（例如 authorization_code、client_credentials）。示例：curl -X POST https://auth.example.com/token -d 'grant_type=client_credentials&client_id=valid_client&client_secret=valid_secret'
  2. 查阅提供方的文档，确认是否需要指定的作用域或其他参数。添加缺失的作用域：POST /token 带上 scope=openid profile

Dead Ends

Common approaches that don't work:

  1. 40% fail

    Regenerating the client_secret without updating the application configuration will not resolve the issue if the client_id is incorrect or the grant type is not allowed.

  2. 30% fail

    Whitelisting the IP address of the client server does not address the root cause of an invalid client registration.