{"id":"CVE-2026-106781","aliases":[],"cve":{"records":[{"id":"CVE-2026-106781","source":"mitre","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-10-07T00:00:00.000Z","published":"2026-10-26T00:00:00.000Z","modified":"2026-10-30T17:16:20.207Z"}],"publishers":[{"name":"mitre","role":"CNA","organizationId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","modified":"2026-10-26T14:35:58.586Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-10-30T17:16:20.207Z"}],"references":[{"url":"https://www.wch-ic.com/downloads/CH341SER_EXE.html","tags":[],"source":"mitre"},{"url":"https://github.com/tanuj8124/CVE-2026-106781","tags":[],"source":"mitre"},{"url":"https://github.com/tanuj8124/CVE-2026-106781","tags":["exploit"],"source":"CISA-ADP"}],"weaknesses":[{"id":"CWE-269","description":"CWE-269 Improper Privilege Management","source":"CISA-ADP"}],"applicability":[],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-10-30T16:46:39.440669Z","decisions":[{"name":"Exploitation","value":"poc"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"total"}]}]},"title":"An issue in WCH CH340/CH341 USB-to-Serial Windows Driver setup package CH341SER.EXE version 4.0 allows a local attacker to escalate privileges.","titleSource":"mitre","descriptionSource":"mitre","description":"An issue in WCH CH340/CH341 USB-to-Serial Windows Driver setup package CH341SER.EXE version 4.0 allows a local attacker to escalate privileges.","score":7.8,"severity":"high","published":"2026-10-26T00:00:00.000Z","modified":"2026-10-30T17:16:20.207Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"n/a","name":"n/a","platforms":[],"versions":[{"version":"n/a","status":"affected"}],"cpes":[],"source":"mitre","url":"https://www.cve.org/CVERecord?id=CVE-2026-106781"}],"remediation":[],"references":["https://www.wch-ic.com/downloads/CH341SER_EXE.html","https://github.com/tanuj8124/CVE-2026-106781"],"sources":[{"name":"CVE","id":"CVE-2026-106781","modified":"2026-10-30T17:16:20.207Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-106781"}],"assessments":[{"source":"CISA-ADP","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8}],"sourceAffected":[],"observedAt":"2026-10-30T19:26:02.608Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T03:10:30.875Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[],"aiSummary":null}