# MinIO RELEASE.2018-04-12T23-41-09Z — Release & Upgrade Intelligence
- **Product:** MinIO (https://min.io)
- **Version:** RELEASE.2018-04-12T23-41-09Z
- **Released:** Apr 12, 2018
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/minio/updates/RELEASE.2018-04-12T23-41-09Z/

## Executive Summary (TL;DR)
MinIO RELEASE.2018-04-12T23-41-09Z. Source highlight: All **gateways** are stable and production ready.

## New Features
- add some security HTTP headers (#5814) (04/13/18) <Andreas Auernhammer>
- Add security HTTP Headers (#5805) (04/12/18) <rwagner_inf>
- Add a check to check if disk is writable (#5662) (04/09/18) <Harshavardhana>
- Add missing healthcheck router for gateway (#5764) (04/04/18) <Harshavardhana>

## Improvements
- Major improvements in error logging **framework**.
- Improve init messages for distributed setup (#5786) (04/12/18) <Harshavardhana>

## Bug Fixes
- HTTP headers related security fix to avoid cross site scripting etc.
- Fix StorageClass field in ListObject/ListObjectV2 response (#5766) (04/05/18) <Nitish Tiwari>