Home/CVE/Missing Authorization, Missing Authentication for Critical Function vulnerability in rustdesk-server RustDesk Server rus
CVE

CVE-2026-30784

Missing Authorization, Missing Authentication for Critical Function vulnerability in rustdesk-server RustDesk Server rus

Missing Authorization, Missing Authentication for Critical Function vulnerability in rustdesk-server RustDesk Server rustdesk-server, rustdesk-server-pro on hbbs/hbbr on all server platforms (Rendezvous server (hbbs), relay server (hbbr) modules) allows Privilege Abuse. This vulnerability is associated with program files src/rendezvous_server.Rs, src/relay_server.Rs and program routines handle_punch_hole_request(), RegisterPeer handler, relay forwarding. This issue affects RustDesk Server: through 1.7.5, through 1.1.15.

CRITICAL · CVSS 9.8 EPSS 0.00414
Act now
  • Public exploit or PoC is available
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-306Missing Authentication for Critical Function
CWE-862Missing Authorization
▤

Affected Products & Versions

2
rustdesk server<= 1.1.15
rustdesk server<= 1.7.5
⚠

Public Exploits & PoCs

1
pocdocs.google.com · 2PACX-1vSds6jjpd38oO_yIAyd1HYtKNUuea-I-ozAPpGhYI7QgAU-QGJ...docs.google.com
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · 2fdefc65-d750-4b8d-96ee-6e2c0c42dbfe
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD05 Mar 2026 · 04:16 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://rustdesk.com/docs/en/self-host/ProductVendor Advisory
https://www.vulsec.org/Not Applicable
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