Is CVE-2026-100289 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-100289?

CVE-2026-100289 has a CVSS v3 severity of MEDIUM (5).

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CVE-2026-100289

Description

Missing authorization in the gateway network scan token API in Devolutions Server 2026.3.5.0 and earlier allows an authenticated low-privileged user to generate a network scan token and perform internal network discovery and port scanning through the gateway via a crafted API request.