# Cal.com v5.5.11 — Release & Upgrade Intelligence
- **Product:** Cal.com (https://cal.com)
- **Version:** v5.5.11
- **Released:** Aug 05, 2025
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/calcom/updates/v5.5.11/

## Executive Summary (TL;DR)
Cal.com v5.5.11. Source highlight: fix: Missing bookingId in BOOKING_CANCELLED webhook payload

## New Features
- docs: Create add-new-booking-charts.mdx
- chore: Add logging to handleNewBooking
- chore: add logging for office365 calendar
- refactor: add useInsightsRoutingParameters() for InsightsRoutingService
- feat: add booking status filter to /insights
- test: add no show webhooks integration tests

## Improvements
- perf: use repository for webhooks list query & caching in /settings/developer/webhooks/... RSC

## Bug Fixes
- fix: Missing bookingId in BOOKING_CANCELLED webhook payload
- fix: refactor i18n `loadTranslations` and set timeout to 3s
- fix: store attendee phone number on instant booking
- fix: support safe HTML for radio field labels in FormBuilder
- fix: minor UI improvements for end of month design
- fix: refactor i18n `loadTranslations` and set timeout to 3s