CVE-2026-112043

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.

CVSS v3 6.3 MEDIUM
CVSS v2.0 6.5 MEDIUM

6.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

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

Configurations

No configuration.

History

19 Oct 2026, 17:17

Type	Values Removed	Values Added
References	~~() https://github.com/calcom/cal.diy/issues/29982 -~~	() https://github.com/calcom/cal.diy/issues/29982 -

19 Oct 2026, 03:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-19 03:16

Updated : 2026-10-19 17:17

NVD link : CVE-2026-112043

Mitre link : CVE-2026-112043

CVE.ORG link : CVE-2026-112043

JSON object : View

Products Affected

No product.

CWE

CWE-285

Improper Authorization

CWE-639

Authorization Bypass Through User-Controlled Key

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