CVE-2026-30783CRITICAL 9.8EPSS p43.3%

CVE-2026-30783CVE-2026-30783

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 1.4.5.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.58% probability of exploitation · percentile 43.3% · 2026-06-19T12:03:05Z
Published2026-03-05
Last modified2026-03-25

Underlying weaknesses· 2

CWE-602CWE-841

References

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

2

TypeTargetConfidenceTier
WeaknessClient-Side Enforcement of Server-Side Securitycwe-6020%live
WeaknessImproper Enforcement of Behavioral Workflowcwe-8410%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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CVE-2026-30792
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CVE-2026-30784
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CVE-2026-30793
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CVE-2026-30797
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CVE-2026-30789
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CVE-2026-30794
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.