CVE-2026-16624

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-16624
StatePUBLISHED
Assignercertcc
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-22 19:16:58 UTC
Updated2026-07-22 19:16:58 UTC
DescriptionCal.com OSS ships lacks authorization on webhook teamId creation, allowing any authenticated user to create a webhook on any team via unvalidated teamId injection, then steal booking data, including fields like organizer/attendee emails and custom responses, and conditionally video-call passwords, by triggering webhook delivery.

Risk And Classification

Problem Types: CWE-639 Authorization Bypass Through User-Controlled Key

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Cal.com Cal.diy affected 6.2.0 custom Not specified

References

ReferenceSourceLinkTags
github.com/calcom/cal.diy/security/advisories/GHSA-4fwh-xxpv-xfm6 [email protected] github.com
vokecyber.com/research/calcom-cross-tenant-webhook-plant [email protected] vokecyber.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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