# Strapi v3.4.6 — Release & Upgrade Intelligence
- **Product:** Strapi (https://strapi.io)
- **Version:** v3.4.6
- **Released:** Feb 03, 2021
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/strapi/updates/v3.4.6/

## Executive Summary (TL;DR)
Strapi v3.4.6. Source highlight: [core:framework] Bug: Erroneous error if there is a database configuration for a custom session middleware storage provider. (https://github.com/strapi/strapi/pull/8457) @taylor-work

## New Features
- [plugin:upload] add support for actionOptions for provider upload and delete functions (https://github.com/strapi/strapi/pull/9219) @bglidwell
- [plugin:upload] Adds missing import for italian translation of upload plugin (https://github.com/strapi/strapi/pull/9249) @dappiu

## Improvements
- [admin] Improve front end development (https://github.com/strapi/strapi/pull/9293) @soupette
- [core:cli] Update target.js: Change assignment of "ok" in "isValidTarget" function (https://github.com/strapi/strapi/pull/8477) @florianmarkusse
- [core:tooling] Update .npmignore files (https://github.com/strapi/strapi/pull/8865) @jorrit
- [documentation] Use https:// in package.json and README.md files (https://github.com/strapi/strapi/pull/9227) @jorrit
- [plugin:upload] strapi-plugin-upload: Read responsive breakpoints from config (https://github.com/strapi/strapi/pull/9002) @blefevre
- [plugin:upload] [Media Library] Get preview mime type from thumbnail (to support video thumbnail) (https://github.com/strapi/strapi/pull/9184) @darron1217

## Bug Fixes
- [core:framework] Bug: Erroneous error if there is a database configuration for a custom session middleware storage provider. (https://github.com/strapi/strapi/pull/8457) @taylor-work
- [core:framework] Fix sanitize removing polymorphic relations (https://github.com/strapi/strapi/pull/9310) @alexandrebodin
- [plugin:content-manager] Fix idsToOmit (https://github.com/strapi/strapi/pull/9306) @soupette
- [plugin:graphql] Fix some many many perf issues in graphQL (https://github.com/strapi/strapi/pull/9286) @alexandrebodin
- [plugin:content-manager] Fix regex validation (https://github.com/strapi/strapi/pull/9237) @soupette
- [admin] fix typo "to access to" (https://github.com/strapi/strapi/pull/9303) @bglidwell