{"id":"CVE-2026-100417","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-100417","generatedAt":"2026-10-28T01:51:26.755Z","title":"RustDesk before 1.5.0 on Windows fails to enforce the one-way file transfer option against peer clipboard file requests, allowing authenticated peers to read files from the host clipboard.","description":"RustDesk before 1.5.0 on Windows fails to enforce the one-way file transfer option against peer clipboard file requests, allowing authenticated peers to read files from the host clipboard. Attackers can send FormatDataRequest and FileContentsRequest messages to retrieve copied files by guessing the FileGroupDescriptorW format identifier.","published":"2026-09-25T21:17:23.000Z","lastModified":"2026-09-30T01:16:32.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":2.3,"severity":"LOW","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/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-862"],"affected":[],"epss":{"score":0.00208,"percentile":0.10781,"date":"2026-10-26","history":[{"date":"2026-09-26","score":0.00208,"percentile":0.09767}]},"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 (0.21%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-09-25T21:17:23.000Z","detail":{"score":"2.3","severity":"LOW","publishedAt":"2026-09-25T21:17:22.957Z"},"summary":"New CVE, low severity (CVSS 2.3)."}],"references":[{"url":"https://github.com/rustdesk/rustdesk","source":"disclosure@vulncheck.com"},{"url":"https://github.com/rustdesk/rustdesk/blob/1.4.9/libs/clipboard/src/windows/wf_cliprdr.c#L2728-L2770","source":"disclosure@vulncheck.com"},{"url":"https://github.com/rustdesk/rustdesk/blob/1.4.9/src/ui_cm_interface.rs#L618-L638","source":"disclosure@vulncheck.com"},{"url":"https://github.com/rustdesk/rustdesk/commit/f299fb9906006247863250d7dfaa016f29eef7a4","source":"disclosure@vulncheck.com"},{"url":"https://github.com/rustdesk/rustdesk/pull/16333","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/rustdesk-before-1.5.0-one-way-file-transfer-bypass","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-100417","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."}