{"id":"CVE-2026-112043","summary":"calcom cal.com/cal.diy Webhook util.ts createWebhookProcedure authorization","details":"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.","modified":"2026-10-21T02:55:50.355594225Z","published":"2026-10-19T02:30:14.914Z","database_specific":{"cna_assigner":"VulDB","cwe_ids":["CWE-285","CWE-639"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112043.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112043.json"},{"type":"REPORT","url":"https://github.com/calcom/cal.diy/issues/29982"},{"type":"FIX","url":"https://github.com/calcom/cal.diy/pull/30223"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112043"},{"type":"ADVISORY","url":"https://vuldb.com/cve/CVE-2026-112043"},{"type":"ADVISORY","url":"https://vuldb.com/submit/1009017"},{"type":"ADVISORY","url":"https://vuldb.com/vuln/421691"},{"type":"REPORT","url":"https://vuldb.com/vuln/421691/cti"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/calcom/cal.diy","events":[{"introduced":"5c5d221c764418e03603a7536a9c89a5705006e8"},{"last_affected":"1c193cca8682b33b9866c792186033f7ef886682"}],"database_specific":{"extracted_events":[{"strategy":"StandaloneSingleVersion","range":[{"introduced":"6.0"},{"last_affected":"6.0"}],"source":"AFFECTED_FIELD"},{"strategy":"StandaloneSingleVersion","range":[{"introduced":"6.1"},{"last_affected":"6.1"}],"source":"AFFECTED_FIELD"},{"range":[{"introduced":"6.2.0"},{"last_affected":"6.2.0"}],"source":"AFFECTED_FIELD","strategy":"StandaloneSingleVersion"}]}}],"versions":["6.0","6.1","6.2.0","v6.2.0","v6.1.16","v6.1.15","v6.1.14","v6.1.13","v6.1.12","v6.1.11","v6.1.10","v6.1.9","v6.1.8","v6.1.7","v6.1.6","v6.1.5","v6.1.4","v6.1.3","v6.1.2","v6.1.1","v6.1.0","v6.0.13","v6.0.12","v6.0.11","v6.0.10","v6.0.9","v6.0.8","v6.0.7","v6.0.6","v6.0.5","v6.0.4","v6.0.3","v6.0.2","v6.0.1","v6.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-112043.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"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"}]}