# Cal.com v2.5.6 — Release & Upgrade Intelligence
- **Product:** Cal.com (https://cal.com)
- **Version:** v2.5.6
- **Released:** Jan 31, 2023
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/calcom/updates/v2.5.6/

## Executive Summary (TL;DR)
Cal.com v2.5.6. Source highlight: Support OIDC

## New Features
- Add videoCallData to evt on new attendee
- Adds booking data to SDK success event
- added blue color for links in bio
- added impersonation tip
- Add additional guests
- Feat - invite user to team flow improvements

## Bug Fixes
- Fixes issues with workflows that have more than one action
- fix: duplicate iframes in cal video
- fix: send email if username is being passed
- Fix duplicate event modal page slug
- fix: event location link modal
- WIP: SIU: Maximum call stack size exceeded fix?