{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-112043","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","state":"PUBLISHED","assignerShortName":"VulDB","dateReserved":"2026-10-18T10:43:00.972Z","datePublished":"2026-10-19T02:30:14.914Z","dateUpdated":"2026-10-19T16:36:31.150Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB","dateUpdated":"2026-10-19T02:30:14.914Z"},"title":"calcom cal.com/cal.diy Webhook util.ts createWebhookProcedure authorization","problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-639","lang":"en","description":"Authorization Bypass"}]},{"descriptions":[{"type":"CWE","cweId":"CWE-285","lang":"en","description":"Improper Authorization"}]}],"affected":[{"vendor":"calcom","product":"cal.com","versions":[{"version":"6.0","status":"affected"},{"version":"6.1","status":"affected"},{"version":"6.2.0","status":"affected"}],"cpes":["cpe:2.3:a:calcom:cal.com:*:*:*:*:*:*:*:*"],"modules":["Webhook Handler"]},{"vendor":"calcom","product":"cal.diy","versions":[{"version":"6.0","status":"affected"},{"version":"6.1","status":"affected"},{"version":"6.2.0","status":"affected"}],"cpes":["cpe:2.3:a:calcom:cal.diy:*:*:*:*:*:*:*:*"],"modules":["Webhook Handler"]}],"descriptions":[{"lang":"en","value":"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."}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":5.3,"vectorString":"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","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":6.3,"vectorString":"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","baseSeverity":"MEDIUM"}},{"cvssV3_0":{"version":"3.0","baseScore":6.3,"vectorString":"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","baseSeverity":"MEDIUM"}},{"cvssV2_0":{"version":"2.0","baseScore":6.5,"vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:ND/RC:C"}}],"timeline":[{"time":"2026-10-18T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-10-18T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-10-18T12:48:06.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"geochen (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}],"references":[{"url":"https://vuldb.com/vuln/421691","name":"VDB-421691 | calcom cal.com/cal.diy Webhook util.ts createWebhookProcedure authorization","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/421691/cti","name":"VDB-421691 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-112043","name":"CVE-2026-112043 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/1009017","name":"Submit #1009017 | https://github.com/calcom/ cal.diy a46d5f8dd4a9e5a821c7c7f54ef5d2e5999e445d Authorization Bypass","tags":["third-party-advisory"]},{"url":"https://github.com/calcom/cal.diy/issues/29982","tags":["issue-tracking"]},{"url":"https://github.com/calcom/cal.diy/pull/30223","tags":["issue-tracking","patch"]}],"x_generator":["VulDB PVTS v202610"]},"adp":[{"references":[{"url":"https://github.com/calcom/cal.diy/issues/29982","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-19T16:35:29.078827Z","id":"CVE-2026-112043","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-19T16:36:31.150Z"}}]}}