Paper/Archive/CVE-2026-30797

CVE-2026-30797

rustdesk-client RustDesk Client — RustDesk rustdesk://config/ URI Silently Re-homes Client to Attacker-Controlled Server

EPSS 0.5%public exploit CVSS 9.3

critical.is priorityof 100

CVSS 9.3 (CNA)9.3 / 10 × 3027.9 Not in CISA KEV+300.0 EPSS percentile 44.3.443 × 208.9 Exploit: SSVC poc+1010.0 SSVC exploitation: poc+100.0

Description · from the CVE record

Missing Authorization vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android (Flutter URI scheme handler, config import modules) allows Application API Message Manipulation via Man-in-the-Middle. This vulnerability is associated with program files flutter/lib/common.Dart and program routines importConfig() via URI handler. This issue affects RustDesk Client: through 1.4.5.

Affected

ProductAffectedFixed inSource

RustDesk Client≤ 1.4.5–CNA

Scores by source

VULSec (CNA)9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N

CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: total

References

writeuprustdesk.com/docs/en/client exploitdocs.google.com/document/d/e/2PACX-1vSds6jjpd38oO_yIAyd1HYtKNUuea-I-ozAPpGhYI7QgAU-QGJ7D8a4rOZVj1vmiUXV1EcdRHf9aZAW/pub writeupvulsec.org