⚠️ Breaking Change
Impact Score: 7/10
Cal.com v4.8.12 — Release Notes & Engineering Impact
Source available — automated, not human-reviewed
Component: calcom · Channel: stable. Automated analysis, not a compatibility certification. How this works.
Analysis updated: 2026-11-01.
Breaking-change evidence from the source
fix: Some recently discovered type errors breaking build by @emrysal in https://github.com/calcom/cal.com/pull/18432
⚡ Executive Summary (TL;DR)
Cal.com v4.8.12. Source highlight: fix: Error changing location to Cal Video
Who Does This Impact? (Role-Based Analysis)
💻 Software Engineers & Devs
Check the source notes against the package and APIs you use before upgrading.
📊 Product & Engineering Leads
Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.
⚙️ DevOps & Security
Verify the target version, runtime requirements and rollback procedure in the official documentation.
⚠️ Breaking Changes & Deprecations (1)
- fix: Some recently discovered type errors breaking build by @emrysal in https://github.com/calcom/cal.com/pull/18432
✨ New Features & Capabilities (5)
- feat: Add dry run mode message during the booking process.
- feat: apply full width automatically for DataTable
- feat: update translations via @replexica
- feat: server side sorting for insights routing
- chore: Salesforce - Add additional logging and error checks
🔧 Bug Fixes & Patches (6)
- fix: Error changing location to Cal Video
- fix: Team availability view fetch duplicate data & breaks UI
- fix: Some recently discovered type errors breaking build
- fix: Add to google leads to a 403 page
- fix: atoms globals.css invalid class format
- fix: booker atom booking fields
📄 View Raw Release Notes (Original Developer Log)
## What's Changed
* fix: Error changing location to Cal Video by @anikdhabal in https://github.com/calcom/cal.com/pull/18401
* fix: Team availability view fetch duplicate data & breaks UI by @cnhhoang850 in https://github.com/calcom/cal.com/pull/18416
* chore: Migrate /403 and /500 pages to App Router by @hbjORbj in https://github.com/calcom/cal.com/pull/18424
* fix: Some recently discovered type errors breaking build by @emrysal in https://github.com/calcom/cal.com/pull/18432
* fix: Add to google leads to a 403 page by @anikdhabal in https://github.com/calcom/cal.com/pull/18430
* feat: Add dry run mode message during the booking process. by @hariombalhara in https://github.com/calcom/cal.com/pull/18429
* fix: atoms globals.css invalid class format by @ThyMinimalDev in https://github.com/calcom/cal.com/pull/18295
* chore: migrate /icons page to App Router by @hbjORbj in https://github.com/calcom/cal.com/pull/18436
* fix: booker atom booking fields by @supalarry in https://github.com/calcom/cal.com/pull/18441
* feat: apply full width automatically for DataTable by @eunjae-lee in https://github.com/calcom/cal.com/pull/18357
* feat: update translations via @replexica by @calcom-bot in https://github.com/calcom/cal.com/pull/18438
* fix: get bookings ordering by @Udit-takkar in https://github.com/calcom/cal.com/pull/18439
* fix: improve useInViewObserver hook to trigger when observer is in view on mount by @cnhhoang850 in https://github.com/calcom/cal.com/pull/18446
* fix: react incompatiblity with nextjs error by @retrogtx in https://github.com/calcom/cal.com/pull/18433
* fix: Zoho Bigin not pulling information from booking by @anikdhabal in https://github.com/calcom/cal.com/pull/18445
* fix: Enhance SCIM payload handling and attribute creation by @hariombalhara in https://github.com/calcom/cal.com/pull/18427
* fix: Timezone in Email Embed not working #15525 by @acharyayush in https://github.com/calcom/cal.com/pull/15537
* feat: server side sorting for insights routing by @eunjae-lee in https://github.com/calcom/cal.com/pull/18113
* chore: Salesforce - Add additional logging and error checks by @joeauyeung in https://github.com/calcom/cal.com/pull/18448
* fix: improve App Store filters & misaligned arrow indicators by @cnhhoang850 in https://github.com/calcom/cal.com/pull/18455
* fix: Show managed event bookings for team admins/owners by @alishaz-polymath in https://github.com/calcom/cal.com/pull/18434
## New Contributors
* @cnhhoang850 made their first contribution in https://github.com/calcom/cal.com/pull/18416
* @acharyayush made their first contribution in https://github.com/calcom/cal.com/pull/15537
**Full Changelog**: https://github.com/calcom/cal.com/compare/v4.8.11...v4.8.12