CVE-2026-30791

Description

Use of a Broken or Risky Cryptographic Algorithm vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android, WebClient (Config import, URI scheme handler, CLI --config modules) allows Retrieve Embedded Sensitive Data. This vulnerability is associated with program files flutter/lib/common.Dart, hbb_common/src/config.Rs and program routines parseRustdeskUri(), importConfig(). This issue affects RustDesk Client: through 1.4.5.

PUBLISHED Reserved 2026-03-05 | Published 2026-03-05 | Updated 2026-03-06 | Assigner VULSec

Problem types

CWE-327 Use of a Broken or Risky Cryptographic Algorithm

CWE-684

Product status

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-2026-30791)

nvd.nist.gov (CVE-2026-30791)

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