# Cal.com v5.5.15 — Release & Upgrade Intelligence
- **Product:** Cal.com (https://cal.com)
- **Version:** v5.5.15
- **Released:** Aug 11, 2025
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/calcom/updates/v5.5.15/

## Executive Summary (TL;DR)
Cal.com v5.5.15. Source highlight: fix: apply PBAC to routing form CRUD

## New Features
- feat: filter embed query params from booking success redirects by @devin-ai-integration[bot] in https://github.com/calcom/cal.com/pull/22028
- feat: cal ai self serve architecture #1
- feat: allow inserting webhook variables into custom payload template
- feat: Add private links to API

## Improvements
- perf: optimize app registry performance with caching

## Bug Fixes
- fix: apply PBAC to routing form CRUD
- fix: Hotfix missing schema, out of sync with migrations
- fix: slugify event slug in duplicate dialog
- fix: text wrap on /conference
- fix: typo in env var name in log message
- fix: MSTeams not created as online meetings