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CVE-2026-30783

RustDesk Client Can Orphan API Channel to Ignore All Admin Commands and ACL Policies

Published: Mar 5, 2026Updated: Jun 22, 2026 Sources: CVE List NVDCWE-602
NVD MITRE
9.8CVSSCRITICAL
EPSS Score
0.4%
Top 70.8%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

Description

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-602CWE-841

Affected Products

RustDesk Clientrustdesk-client
Mixed
Consumer Software / productivity
rustdeskrustdesk
Mixed
Communications
rustdesk-clientoss-projectConsumer Softwareaka rustdesk client
rustdeskcommercialCommunications

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
Workaround Available

References

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

Timeline

Published
Mar 5, 2026
Last Updated
Jun 22, 2026

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