CVE-2026-112043 | calcom cal.com/cal.diy up to 6.2.0 Webhook util.ts createWebhookProcedure id authorization (Issue 29982)

October 18, 2026 Yanac

A vulnerability labeled as critical has been found in calcom cal.com and cal.diy up to 6.2.0. Impacted is the function createWebhookProcedure of the file packages/trpc/server/routers/viewer/webhook/util.ts of the component Webhook Handler. Executing a manipulation of the argument ID can lead to authorization bypass.

This vulnerability is registered as CVE-2026-112043. It is possible to launch the attack remotely. No exploit is available.

The pull request to fix this issue awaits acceptance.VulDB Recent EntriesRead More