{"id":"CVE-2026-112043","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-112043","generatedAt":"2026-10-28T01:46:23.034Z","title":"A weakness has been identified in calcom cal.com and cal.diy up to 6.2.0.","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.","published":"2026-10-19T03:16:59.000Z","lastModified":"2026-10-19T17:17:09.000Z","status":"Deferred","sourceIdentifier":"cna@vuldb.com","cvss":{"version":"4.0","score":5.3,"severity":"MEDIUM","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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-285","CWE-639"],"affected":[],"epss":{"score":0.00364,"percentile":0.29962,"date":"2026-10-26","history":[{"date":"2026-10-19","score":0.00296,"percentile":0.20953}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.36%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-19T03:16:59.000Z","detail":{"score":"5.3","severity":"MEDIUM","publishedAt":"2026-10-19T03:16:58.920Z"},"summary":"New CVE, medium severity (CVSS 5.3)."}],"references":[{"url":"https://github.com/calcom/cal.diy/issues/29982","source":"cna@vuldb.com"},{"url":"https://github.com/calcom/cal.diy/pull/30223","source":"cna@vuldb.com"},{"url":"https://vuldb.com/cve/CVE-2026-112043","source":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/1009017","source":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/421691","source":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/421691/cti","source":"cna@vuldb.com"},{"url":"https://github.com/calcom/cal.diy/issues/29982","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-112043","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}