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Description

Missing Authorization vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android (Flutter URI scheme handler, config import modules) allows Application API Message Manipulation via Man-in-the-Middle. This vulnerability is associated with program files flutter/lib/common.Dart and program routines importConfig() via URI handler. This issue affects RustDesk Client: through 1.4.5.

PUBLISHED Reserved 2026-03-05 | Published 2026-03-05 | Updated 2026-03-05 | Assigner VULSec




CRITICAL: 9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N

Problem types

CWE-862 Missing Authorization

CWE-749

Product status

Default status
affected

Any version
affected

Credits

Erez Kalman finder

Erez Kalman reporter

References

rustdesk.com/docs/en/client/ technical-description

docs.google.com/...QgAU-QGJ7D8a4rOZVj1vmiUXV1EcdRHf9aZAW/pub third-party-advisory exploit

www.vulsec.org/ vdb-entry third-party-advisory

cve.org (CVE-2026-30797)

nvd.nist.gov (CVE-2026-30797)

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