What is CVE-2026-57850?

CVE-2026-57850 is a high-severity vulnerability in Rustdesk, classified under Missing Authorization. CVSS score: 8.3/10. Published 2026-07-10.

How severe is CVE-2026-57850?

High severity. CVSS v3 base score is 8.3 out of 10.

Auth bypass in Rustdesk

CVE-2026-57850

RustDesk before 1.4.9 does not enforce a session's authorized connection scope on the server side, so a peer granted a limited session type (FileTransfer, PortForward, ViewCamera, or Terminal) can send control messages and login options re…

Vulnerability class: Broken Access Control

CVSS v3 metric

CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L.

Affected products

Rustdesk — versions 0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

disclosure@vulncheck.com (issue-tracking)
disclosure@vulncheck.com (patch)
disclosure@vulncheck.com (release-notes)
disclosure@vulncheck.com (product)

Frequently asked questions

What is CVE-2026-57850?: CVE-2026-57850 is a high-severity vulnerability in Rustdesk, classified under Missing Authorization. CVSS score: 8.3/10. Published 2026-07-10.
How severe is CVE-2026-57850?: High severity. CVSS v3 base score is 8.3 out of 10.