CVE-2026-47427

The vulnerability CVE-2026-47427 affects GitHub MCP Server. The CompletionsHandler in pkg/github/server.go dereferences params.Ref without nil-checking, so a completion/complete request with a missing or empty ref can trigger a nil pointer dereference, causing a Go runtime panic and an immediate ...

PT-2026-65504

GitHub MCP Server is GitHub's official MCP Server. Prior to 1.1.0, the CompletionsHandler function in pkg/github/server.go accesses params.Ref without first checking whether it is nil, so a completion/complete request with a missing or empty ref field triggers a nil pointer dereference and a Go...