CVE-2026-30783

Summary

A vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android, WebClient (Client signaling, API sync loop, config management modules) allows Privilege Abuse.

This vulnerability is associated with program files src/rendezvous_mediator.Rs, src/hbbs_http/sync.Rs and program routines API sync loop, api-server config handling.

This issue affects RustDesk Client: through 1.4.8.

Affected Software

Weaknesses

• CWE-602: CWE-602 Client-Side Enforcement of Server-Side Security
• CWE-841: CWE-841 Improper Enforcement of Behavioral Workflow

Workarounds

Restrict physical/remote access to RustDesk config files

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: total

References

• https://rustdesk.com/docs/en/client/
• https://docs.google.com/document/d/e/2PACX-1vSds6jjpd38oO_yIAyd1HYtKNUuea-I-ozAPpGhYI7QgAU-QGJ7D8a4rOZVj1vmiUXV1EcdRHf9aZAW/pub
• https://www.vulsec.org/

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