CVE-2026-30793: RustDesk Flutter URI Handler Sets Permanent Password Without Privilege Check or User Confirmation

Published Mar 5, 2026
·
Updated

Cross-Site Request Forgery (CSRF) vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android (Flutter URI scheme handler, FFI bridge modules) allows Privilege Escalation. This vulnerability is associated with program files flutter/lib/common.Dart, src/flutterffi.Rs and program routines URI handler for rustdesk://password/, bind.MainSetPermanentPassword().

This issue affects RustDesk Client: through 1.4.5.

Affected Software

7 affected components
RustDesk RustDesk Client<1.4.5
All of the following
RustDesk RustDesk<=1.4.5
Any of the following
Apple iPhone OS
Apple macOS
Google Android
Linux Linux kernel
Microsoft Windows

Remediation

Information

Synchronize privilege logic between CLI and GUI. Require user confirmation. Add config to disable.

Event History

Mar 5, 2026
CVE Published
via MITRE·03:21 PM
Data Sourced
via MITRE·03:21 PM
RemedyDescriptionWeakness
Data Sourced
via NVD·04:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-30793?

CVE-2026-30793 is considered a high severity vulnerability due to its potential for unauthorized access and control over the RustDesk Client.

2

How do I fix CVE-2026-30793?

To fix CVE-2026-30793, users should upgrade to RustDesk Client version 1.4.6 or later, where the vulnerability has been addressed.

3

What platforms are affected by CVE-2026-30793?

CVE-2026-30793 affects RustDesk Client on Windows, MacOS, Linux, iOS, and Android.

4

What type of vulnerability is CVE-2026-30793?

CVE-2026-30793 is categorized as a Cross-Site Request Forgery (CSRF) vulnerability that can set a permanent password without user confirmation.

5

Is user interaction required to exploit CVE-2026-30793?

Exploiting CVE-2026-30793 does not require user interaction, making it particularly dangerous.

Contact

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