CVE-2026-30798

HIGH

RustDesk Client <=1.4.5 - Protocol Manipulation

Title source: llm

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 1.4.5.

References (3)

[Various Sources] https://rustdesk.com/docs/en/client/

[Various Sources] https://docs.google.com/document/d/e/2PACX-1vSds6jjpd38oO_yIAyd1HYtKNUuea-I-ozAPpGhYI7QgAU-QGJ7D8a4rOZVj1vmiUXV1EcdRHf9aZAW/pub

[Various Sources] https://www.vulsec.org/

Scores

CVSS v3 7.5

EPSS 0.0003

EPSS Percentile 8.9%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation poc

Automatable yes

Technical Impact partial

Details

CWE

CWE-755 CWE-345

Status published

Products (2)

rustdesk/rustdesk < 1.4.5

rustdesk-client/RustDesk Client < 1.4.5

Published Mar 05, 2026

Tracked Since Mar 05, 2026