CVE-2026-30793CWE-285CWE-352

RustDesk Flutter URI Handler Sets Permanent Password Without Privilege Check or User Confirmation

Critical · published March 5, 2026

CVSS v4.0
9.3
EPSS
0%
Percentile
28.7
In the wild
Unconfirmed
What it is

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/flutter_ffi.Rs and program routines URI handler for rustdesk://password/, bind.MainSetPermanentPassword().

This issue affects RustDesk Client: through 1.4.5.

The record
Technical detail
CVSS v4.0
9.3 · CRITICAL
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N
EPSS
0.00361 · 28.7th percentile
Weaknesses
CWE-285 · Improper Authorization; CWE-352 · Cross-Site Request Forgery (CSRF)
Published
2026-03-05T15:21Z
EPSS history
Timeline
  • 05 MAR 15:21Z
    RustDesk Flutter URI Handler Sets Permanent Password Without Privilege Check or User Confirmation
    cvelistv5