Cross-Site Request Forgery Vulnerability in RustDesk Client for Multiple Platforms
CVE-2026-30793

9.3CRITICAL

Key Information:

Vendor

Rustdesk-client

Status
Rustdesk Client
Vendor
CVE Published:
5 March 2026

Badges

👾 Exploit Exists

What is CVE-2026-30793?

A Cross-Site Request Forgery (CSRF) vulnerability exists in the RustDesk Client affecting multiple operating systems, including Windows, macOS, Linux, iOS, and Android. This vulnerability allows unauthorized actions by exploiting the URI scheme handler and FFI bridge modules, potentially leading to privilege escalation. The flaw is rooted in specific program files and routines, highlighting the importance of securing communication channels and user actions. Users are urged to update to the latest version of the RustDesk Client to mitigate this security risk.

Affected Version(s)

RustDesk Client Windows 0 <= 1.4.5

References

https://github.com/rustdesk/rustdesk
product
https://github.com/rustdesk/hbb_common
product
https://docs.google.com/document/d/e/2PACX-1vSds6jjpd38oO...
third-party-advisoryexploit

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Erez Kalman
Erez Kalman
.