# Saleor 3.15.13 — Release & Upgrade Intelligence
- **Product:** Saleor (https://saleor.io)
- **Version:** 3.15.13
- **Released:** Oct 23, 2023
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/saleor/updates/3.15.13/

## Executive Summary (TL;DR)
Saleor 3.15.13. Source highlight: Optimize queries to the database when initializing PluginsManager (#14366) (49f2bf5e3b)

## Breaking Changes & Deprecations
- Optimize webhooks calls in bulk mutations (#14329) (20f6393ea9). **NOTE: This is a breaking change that might affect users of open-source Saleor, who have their own custom plugin implementations.** To adjust to this change, the `webhooks` parameter should be added to any of the affected methods:

## New Features
- Optimize webhooks calls in bulk mutations (#14329) (20f6393ea9). **NOTE: This is a breaking change that might affect users of open-source Saleor, who have their own custom plugin implementations.** To adjust to this change, the `webhooks` parameter should be added to any of the affected methods:

## Bug Fixes
- Fix duplicated authorization plugin calls (#14318) (de39a85339)