346 Langfuse instances found publicly indexed, exposing prompts and secrets

A ZoomEye query for title="Langfuse" returned 346 matches, meaning hundreds of LLM observability deployments are publicly indexed. Such traces store prompts, model completions and access tokens, effectively exposing application logic and secrets.

• ZoomEye query title="Langfuse" on 2026-10-01 returned 346 matches
• Traces hold prompts, completions, model parameters, tokens and metadata
• Prompt templates reveal system instructions and proprietary workflow logic
• Defenders advised to close instances and split read and ingest keys