CVE-2026-30798

RustDesk Client Accepts Unauthenticated stop-service Command via Strategy Payload

State: Published
Severity: 8.2 High
Published: Mar 5, 2026
Updated: Jun 22, 2026
Reserved: Mar 5, 2026

Description

Insufficient Verification of Data Authenticity, Improper Handling of Exceptional Conditions vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android (Heartbeat sync loop, strategy processing modules) allows Protocol Manipulation.

This vulnerability is associated with program files src/hbbs_http/sync.Rs and program routines stop-service handler in heartbeat loop.

This issue affects RustDesk Client: through 1.4.8.

Scores

CVSS	Score	Vector	Source
4.0	8.2 High	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N	VULSec

Weaknesses

CWE-345 Insufficient Verification of Data Authenticity
CWE-755 Improper Handling of Exceptional Conditions

Affected Products

Product	Versions
RustDesk Clientrustdesk-client	1.4.8 and earlierAffected

References

https://rustdesk.com/docs/en/client/technical-description
https://docs.google.com/document/d/e/2PACX-1vSds6jjpd38oO_yIAyd1HYtKNUuea-I-ozAPpGhYI7QgAU-QGJ7D8a4rOZVj1vmiUXV1EcdRHf9aZAW/pubthird-party-advisoryexploit
https://www.vulsec.org/vdb-entrythird-party-advisory

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