A weakness has been identified 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. It is possible to launch the attack remotely. The pull request to fix this issue awaits acceptance.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
calcom cal.com affected
Version Status Constraints
6.0 affected —
6.1 affected —
6.2.0 affected —
calcom cal.diy affected
Version Status Constraints
6.0 affected —
6.1 affected —
6.2.0 affected —

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Project Subscriptions

Vendors Products
Calcom Subscribe
Cal.com Subscribe
Cal.diy Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/calcom/cal.diy/issues/29982 cve-icon cve-icon
https://github.com/calcom/cal.diy/pull/30223 cve-icon cve-icon
https://vuldb.com/cve/CVE-2026-112043 cve-icon cve-icon
https://vuldb.com/submit/1009017 cve-icon cve-icon
https://vuldb.com/vuln/421691 cve-icon cve-icon
https://vuldb.com/vuln/421691/cti cve-icon cve-icon
History

Mon, 19 Oct 2026 02:45:00 +0000

Type Values Removed Values Added
Description A weakness has been identified 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. It is possible to launch the attack remotely. The pull request to fix this issue awaits acceptance.
Title calcom cal.com/cal.diy Webhook util.ts createWebhookProcedure authorization
First Time appeared Calcom
Calcom cal.com
Calcom cal.diy
Weaknesses CWE-285
CWE-639
CPEs cpe:2.3:a:calcom:cal.com:*:*:*:*:*:*:*:*
cpe:2.3:a:calcom:cal.diy:*:*:*:*:*:*:*:*
Vendors & Products Calcom
Calcom cal.com
Calcom cal.diy
References
Metrics cvssV2_0

{'score': 6.5, 'vector': 'AV:N/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:ND/RC:C'}

cvssV3_0

{'score': 6.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:C'}

cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:C'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-10-19T02:30:14.914Z

Reserved: 2026-10-18T10:43:00.972Z

Link: CVE-2026-112043

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-19T03:16:58.920

Modified: 2026-10-19T03:16:59.107

Link: CVE-2026-112043

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-19T03:30:06Z

Weaknesses