CVE-2026-30783
HIGHCVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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2Description
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 1.4.5.
Analysis
Privilege escalation in RustDesk Client through version 1.4.5 on Windows, macOS, Linux, iOS, and Android allows unauthenticated remote attackers to abuse API sync and configuration management functions. The vulnerability in the rendezvous mediator and HTTP sync modules enables attackers to gain elevated privileges without user interaction. …
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Remediation
Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.
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