# Saleor 3.18.63 — Release & Upgrade Intelligence
- **Product:** Saleor (https://saleor.io)
- **Version:** 3.18.63
- **Released:** Aug 13, 2024
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/saleor/updates/3.18.63/

## Executive Summary (TL;DR)
Saleor 3.18.63. Source highlight: Prevent from RecursionError when fetching multiple checkouts with expired prices - in #16536

## New Features
- Add lock for Product and ProductVariant to ensure they won't be deleted before being processed - in #16289