Impact Score: 5/10
Cal.com v5.4.1 — 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.
⚡ Executive Summary (TL;DR)
Cal.com v5.4.1. Source highlight: fix: duplicate workflow reminders caused by scanWorkflowBody
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.
✨ New Features & Capabilities (2)
- feat: optimize Prisma queries by replacing findFirst with findUnique where applicable
- chore: add global prefix to api v2 via env variable for selfhost
🔧 Bug Fixes & Patches (5)
- fix: duplicate workflow reminders caused by scanWorkflowBody
- fix: attendee could not reschedule or cancel unconfirmed events directly from the email
- fix: v2 event type disable guests
- fix: replyTo includes the correct email
- fix: event type settings atom not saving
📄 View Raw Release Notes (Original Developer Log)
## What's Changed
* fix: duplicate workflow reminders caused by scanWorkflowBody by @CarinaWolli in https://github.com/calcom/cal.com/pull/21767
* fix: attendee could not reschedule or cancel unconfirmed events directly from the email by @anikdhabal in https://github.com/calcom/cal.com/pull/21844
* docs: v2 cancelling seated booking as a host by @supalarry in https://github.com/calcom/cal.com/pull/21744
* chore: Auto review seeded orgs by @joeauyeung in https://github.com/calcom/cal.com/pull/21856
* fix: v2 event type disable guests by @supalarry in https://github.com/calcom/cal.com/pull/21753
* docs: expand Google Calendar event ID description with API endpoint references by @SomayChauhan in https://github.com/calcom/cal.com/pull/21857
* feat: optimize Prisma queries by replacing findFirst with findUnique where applicable by @devin-ai-integration in https://github.com/calcom/cal.com/pull/21826
* fix: replyTo includes the correct email by @anikdhabal in https://github.com/calcom/cal.com/pull/21843
* fix: event type settings atom not saving by @supalarry in https://github.com/calcom/cal.com/pull/21864
* chore: add global prefix to api v2 via env variable for selfhost by @ThyMinimalDev in https://github.com/calcom/cal.com/pull/21860
**Full Changelog**: https://github.com/calcom/cal.com/compare/v5.4.0...v5.4.1