# Strapi v4.1.3 — Release & Upgrade Intelligence
- **Product:** Strapi (https://strapi.io)
- **Version:** v4.1.3
- **Released:** Mar 08, 2022
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/strapi/updates/v4.1.3/

## Executive Summary (TL;DR)
Strapi v4.1.3. Source highlight: [core:content-type-builder] Allow special characters in an enum (https://github.com/strapi/strapi/pull/12200) @petersg83

## Improvements
- [core:content-type-builder] Allow special characters in an enum (https://github.com/strapi/strapi/pull/12200) @petersg83
- [plugin:users-permissions] Allow U&P rate limiter's config to be overridden for specific routes (https://github.com/strapi/strapi/pull/12375) @WalkingPizza

## Bug Fixes
- [core:content-manager] CM: Fix sync layouts in case no relation is set (https://github.com/strapi/strapi/pull/12690) @gu-stav
- [core:content-manager] Fix loading time when opening an entity with many related entities (https://github.com/strapi/strapi/pull/12758) @petersg83
- [core:database] Ensure the session PK check is disabled during schema update for MySQL (https://github.com/strapi/strapi/pull/12724) @derrickmehaffy
- [plugin:documentation] Include required description in 200 response (https://github.com/strapi/strapi/pull/12488) @DennisHartrampf
- [plugin:documentation] Set operationId (https://github.com/strapi/strapi/pull/12490) @DennisHartrampf
- [core:strapi] Fix sanitize media (https://github.com/strapi/strapi/pull/12781) @alexandrebodin