# Cal.com v4.6.20 — Release & Upgrade Intelligence
- **Product:** Cal.com (https://cal.com)
- **Version:** v4.6.20
- **Released:** Nov 09, 2024
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/calcom/updates/v4.6.20/

## Executive Summary (TL;DR)
Cal.com v4.6.20. Source highlight: fix: loom iframe for atoms

## New Features
- feat: api v2 reassign
- feat: adds attendee and host names, and guest emails in forwarded params

## Bug Fixes
- fix: loom iframe for atoms
- fix: move team availability search to serverside
- fix: pass `upId` to JWT if logging in through SAML
- fix: atoms docs
- fix: docs loom iframe fixes