CVE-2026-30797: RustDesk rustdesk://config/ URI Silently Re-homes Client to Attacker-Controlled Server
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.
Affected Software
Remediation
Information
Event History
Frequently Asked Questions
What is the severity of CVE-2026-30797?
CVE-2026-30797 is classified as a critical severity vulnerability due to its potential to redirect clients to attacker-controlled servers without user consent.
How do I fix CVE-2026-30797?
To fix CVE-2026-30797, update RustDesk Client to version 1.4.6 or later, which addresses the vulnerability.
What platforms are affected by CVE-2026-30797?
CVE-2026-30797 affects RustDesk Client on Windows, MacOS, Linux, iOS, and Android.
What does the CVE-2026-30797 vulnerability allow attackers to do?
CVE-2026-30797 allows attackers to silently re-home clients to a malicious server, potentially exposing sensitive data.
Is there any workaround for CVE-2026-30797 if I cannot update immediately?
As a temporary workaround for CVE-2026-30797, avoid using the 'rustdesk://config/' URI scheme until an update can be applied.