HIGH 8.7 NVD
CVE-2026-110838
FreeRDP shadow server from 3.0.0 before 3.32.0 dispatches input PDUs during the Confirm Active state before authentication, allowing unauthenticated attackers t
FreeRDP shadow server from 3.0.0 before 3.32.0 dispatches input PDUs during the Confirm Active state before authentication, allowing unauthenticated attackers to inject keyboard input. Attackers can negotiate TLS-only RDP and send an input PDU without Confirm Active to inject synthetic keystrokes into the host user's X11 session via XTEST.
References
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-m998-cvfm-9444
- https://www.vulncheck.com/advisories/freerdp-shadow-before-3.32.0-pre-authentication-input
This high severity vulnerability with a CVSS score of 8.7 was published on 2026-10-14 via NVD.
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