Vulnerability
CVE-2026-100417
Descriptive record received from OpenCTI and minimised for consultation in the Intel portal.
- Sharing
- PUBLIC-OSINT
- Confidence
- 100
- Source
- The CVE Program
- Updated
- 26/09/2026 03:55
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.
Aliases and classifications
CWE-862Missing Authorization
Minimised technical details
No raw data- cisa kev
- False
- cvss score
- 3.1
- cvss vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
- cvss severity
- LOW
Provenance
Public references
- technical-description
https://github.com/rustdesk/rustdesk/blob/1.4.9/libs/clipboard/src/windows/wf_cliprdr.c - patch
https://github.com/rustdesk/rustdesk/commit/f299fb9906006247863250d7dfaa016f29eef7a4 - VulnCheck Advisory: RustDesk before 1.5.0 One-Way File Transfer Bypass
https://www.vulncheck.com/advisories/rustdesk-before-1.5.0-one-way-file-transfer-bypass - product
https://github.com/rustdesk/rustdesk - technical-description
https://github.com/rustdesk/rustdesk/blob/1.4.9/src/ui_cm_interface.rs - issue-tracking
https://github.com/rustdesk/rustdesk/pull/16333
EudorIA correlation
Intel catalogue
The vulnerability is also available in the EudorIA editorial catalogue.
Open EudorIA analysisPresence in OpenCTI describes an intelligence correlation and does not, by itself, constitute evidence of compromise, legal attribution or operational guidance applicable without context verification.