v1.4.550

danielmiessler/Fabricv1.4.550Oct 23, 2026by github-actions[bot]

Upgrading?

Release notes summary

This release focuses on security and resource-usage hardening for provider responses and server operations. It redacts sensitive provider error details unless debug mode is enabled, bounds response memory usage, and adds auditing for storage and configuration changes. It also replaces the Ollama SDK with direct HTTP requests and expands documentation and tests around these protections.

Key Highlights

  • Redacts private provider error details from responses unless debug mode is enabled.
  • Caps non-streaming model responses at 50 MiB and avoids retaining streaming response content in server memory.
  • Replaces the Ollama SDK with direct HTTP requests and removes unused Ollama dependencies.
  • Adds auditing for storage and configuration changes without logging sensitive request bodies.
  • Documents authentication throttling, access scope, limits, and audit events, with tests for redaction, auditing, response limits, and compatibility.

New Features

  • Provider error detail redaction outside debug mode
  • Response memory limits for non-streaming and streaming responses
  • Audit events for storage and configuration changes
  • Direct HTTP-based Ollama integration
  • Expanded security and operational documentation and tests

Full Release Notes

## Changes

### PR [#2299](https://github.com/danielmiessler/Fabric/pull/2299) by [ksylvan](https://github.com/ksylvan): fix: protect provider error details and bound response memory usage

- Redacted private provider error details in responses unless debug mode is enabled, preventing sensitive information leaks.
- Capped non-streaming model responses at 50 MiB and stopped retaining streaming response content in server memory to bound resource usage.
- Replaced the Ollama SDK with direct HTTP requests and removed the unused Ollama dependencies from the Go and Nix manifests.
- Added auditing for storage and configuration changes without logging sensitive request bodies.
- Documented authentication throttling, access scope, limits, and audit events, and added tests covering redaction, auditing, response limits, and compatibility.

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