RustDesk versions before 1.5.0 fail to properly validate file transfer permissions on incoming file clipboard messages in the Cliprdr message handler on Linux and macOS. Authenticated remote peers with disabled file transfer permissions can place files onto the host clipboard and retrieve copied files and contents from the process-wide clipboard cache.
Advisories

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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Wed, 30 Sep 2026 00:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 25 Sep 2026 20:30:00 +0000

Type Values Removed Values Added
Description RustDesk versions before 1.5.0 fail to properly validate file transfer permissions on incoming file clipboard messages in the Cliprdr message handler on Linux and macOS. Authenticated remote peers with disabled file transfer permissions can place files onto the host clipboard and retrieve copied files and contents from the process-wide clipboard cache.
Title RustDesk before 1.5.0 Missing Authorization Check on Incoming File Clipboard Messages
First Time appeared Rustdesk
Rustdesk rustdesk
Weaknesses CWE-862
CPEs cpe:2.3:a:rustdesk:rustdesk:*:*:*:*:*:*:*:*
Vendors & Products Rustdesk
Rustdesk rustdesk
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-30T00:08:08.572Z

Reserved: 2026-09-25T19:47:49.678Z

Link: CVE-2026-100388

cve-icon Vulnrichment

Updated: 2026-09-30T00:08:04.679Z

cve-icon NVD

Status : Deferred

Published: 2026-09-25T21:17:22.317

Modified: 2026-09-30T01:16:32.173

Link: CVE-2026-100388

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-26T09:45:08Z

Weaknesses