{"id":"CVE-2026-112043","title":"calcom cal.com/cal.diy Webhook util.ts createWebhookProcedure authorization","summary":"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 manip…","severity":"medium","cvss":6.3,"cvssVector":"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","cvssSource":"cna","cwe":["CWE-639","CWE-285"],"vendor":"calcom","product":"cal.com","affected":["cal.com 6.0","cal.com 6.1","cal.com 6.2.0","cal.diy 6.0","cal.diy 6.1","cal.diy 6.2.0"],"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-19T16:35:29.078827Z"},"exploitAvailable":true,"published":"2026-10-19","updated":"2026-10-19","sourceUpdated":"2026-10-19T16:36:31.150Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-112043","references":[{"url":"https://vuldb.com/vuln/421691","label":"VDB-421691 | calcom cal.com/cal.diy Webhook util.ts createWebhookProcedure authorization"},{"url":"https://vuldb.com/vuln/421691/cti","label":"VDB-421691 | CTI Indicators (IOB, IOC, IOA)"},{"url":"https://vuldb.com/cve/CVE-2026-112043","label":"CVE-2026-112043 | CVE Analysis and Report"},{"url":"https://vuldb.com/submit/1009017","label":"Submit #1009017 | https://github.com/calcom/ cal.diy a46d5f8dd4a9e5a821c7c7f54ef5d2e5999e445d Authorization Bypass"},{"url":"https://github.com/calcom/cal.diy/issues/29982"},{"url":"https://github.com/calcom/cal.diy/pull/30223"}],"tags":["cve.org","exploit-available"],"epss":0.00364,"epssPercentile":0.30029,"ingestedAt":"2026-10-19T02:58:59.956Z","slug":"CVE-2026-112043","body":"## Overview\n\nA 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.\n\n## Affected\n\n- `cal.com 6.0`\n- `cal.com 6.1`\n- `cal.com 6.2.0`\n- `cal.diy 6.0`\n- `cal.diy 6.1`\n- `cal.diy 6.2.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":47,"depthScoreParts":{"impact":34.7,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":225055,"id":"CVE-2026-112043","ts":1792431318682,"field":"exploit_available","old":"false","new":"true"}]}