jsonrpc2

Jan 25, 2026 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Jan 25, 2026 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Dec 19, 2025 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Changes in this version

type Connection

+ func (c *Connection) Retire(ac *AsyncCall, err error)

Dec 19, 2025 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Dec 12, 2025 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Oct 29, 2025 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Oct 29, 2025 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Oct 23, 2025 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Sep 30, 2025 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Sep 26, 2025 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Sep 24, 2025 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Sep 19, 2025 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Sep 12, 2025 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Sep 5, 2025 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Aug 29, 2025 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Aug 22, 2025 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Changes in this version

+ var ErrRejected = NewError(-32004, "rejected by transport")

+ func Async(ctx context.Context)

type Request

+ Extra any

type Response

+ Extra any

Jul 11, 2025 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Jul 1, 2025 GO-2026-4569

  GO-2026-4569: MCP Go SDK Vulnerable to Improper Handling of Case Sensitivity in github.com/modelcontextprotocol/go-sdk

Changes in this version

+ var ErrAsyncResponse = errors.New("JSON RPC asynchronous response")

+ var ErrClientClosing = NewError(-32003, "JSON RPC client is closing")

+ var ErrIdleTimeout = errors.New("timed out waiting for new connections")

+ var ErrInternal = NewError(-32603, "JSON RPC internal error")

+ var ErrInvalidParams = NewError(-32602, "JSON RPC invalid params")

+ var ErrInvalidRequest = NewError(-32600, "JSON RPC invalid request")

+ var ErrMethodNotFound = NewError(-32601, "JSON RPC method not found")

+ var ErrNotHandled = errors.New("JSON RPC not handled")

+ var ErrParse = NewError(-32700, "JSON RPC parse error")

+ var ErrServerClosing = NewError(-32004, "JSON RPC server is closing")

+ var ErrServerOverloaded = NewError(-32000, "JSON RPC overloaded")

+ var ErrUnknown = NewError(-32001, "JSON RPC unknown error")

+ func EncodeIndent(msg Message, prefix, indent string) ([]byte, error)

+ func EncodeMessage(msg Message) ([]byte, error)

+ func NewError(code int64, message string) error

+ type AsyncCall struct

+ func (ac *AsyncCall) Await(ctx context.Context, result any) error

+ func (ac *AsyncCall) ID() ID

+ func (ac *AsyncCall) IsReady() bool

+ type Binder interface

+ Bind func(context.Context, *Connection) ConnectionOptions

+ type BinderFunc func(context.Context, *Connection) ConnectionOptions

+ func (f BinderFunc) Bind(ctx context.Context, c *Connection) ConnectionOptions

+ type Connection struct

+ func Dial(ctx context.Context, dialer Dialer, binder Binder, onDone func()) (*Connection, error)

+ func NewConnection(ctx context.Context, cfg ConnectionConfig) *Connection

+ func (c *Connection) Call(ctx context.Context, method string, params any) *AsyncCall

+ func (c *Connection) Cancel(id ID)

+ func (c *Connection) Close() error

+ func (c *Connection) Notify(ctx context.Context, method string, params any) (err error)

+ func (c *Connection) Respond(id ID, result any, err error) error

+ func (c *Connection) Wait() error

+ type ConnectionConfig struct

+ Bind func(*Connection) Handler

+ Closer io.Closer

+ OnDone func()

+ OnInternalError func(error)

+ Preempter Preempter

+ Reader Reader

+ Writer Writer

+ type ConnectionOptions struct

+ Framer Framer

+ Handler Handler

+ OnInternalError func(error)

+ Preempter Preempter

+ func (o ConnectionOptions) Bind(context.Context, *Connection) ConnectionOptions

+ type Dialer interface

+ Dial func(ctx context.Context) (io.ReadWriteCloser, error)

+ func NetDialer(network, address string, nd net.Dialer) Dialer

+ type Framer interface

+ Reader func(io.Reader) Reader

+ Writer func(io.Writer) Writer

+ func HeaderFramer() Framer

+ func RawFramer() Framer

+ type Handler interface

+ Handle func(ctx context.Context, req *Request) (result any, err error)

+ type HandlerFunc func(ctx context.Context, req *Request) (any, error)

+ func (f HandlerFunc) Handle(ctx context.Context, req *Request) (any, error)

+ type ID struct

+ func Int64ID(i int64) ID

+ func MakeID(v any) (ID, error)

+ func StringID(s string) ID

+ func (id ID) IsValid() bool

+ func (id ID) Raw() any

+ type Listener interface

+ Accept func(context.Context) (io.ReadWriteCloser, error)

+ Close func() error

+ Dialer func() Dialer

+ func NetListener(ctx context.Context, network, address string, options NetListenOptions) (Listener, error)

+ func NetPipeListener(ctx context.Context) (Listener, error)

+ func NewIdleListener(timeout time.Duration, wrap Listener) Listener

+ type Message interface

+ func DecodeMessage(data []byte) (Message, error)

+ type NetListenOptions struct

+ NetDialer net.Dialer

+ NetListenConfig net.ListenConfig

+ type Preempter interface

+ Preempt func(ctx context.Context, req *Request) (result any, err error)

+ type PreempterFunc func(ctx context.Context, req *Request) (any, error)

+ func (f PreempterFunc) Preempt(ctx context.Context, req *Request) (any, error)

+ type Reader interface

+ Read func(context.Context) (Message, error)

+ type Request struct

+ ID ID

+ Method string

+ Params json.RawMessage

+ func NewCall(id ID, method string, params any) (*Request, error)

+ func NewNotification(method string, params any) (*Request, error)

+ func (msg *Request) IsCall() bool

+ type Response struct

+ Error error

+ ID ID

+ Result json.RawMessage

+ func NewResponse(id ID, result any, rerr error) (*Response, error)

+ type Server struct

+ func NewServer(ctx context.Context, listener Listener, binder Binder) *Server

+ func (s *Server) Shutdown()

+ func (s *Server) Wait() error

+ type WireError struct

+ Code int64

+ Data json.RawMessage

+ Message string

+ func (err *WireError) Error() string

+ func (err *WireError) Is(other error) bool

+ type Writer interface

+ Write func(context.Context, Message) error