Security Advisory

CVE-2026-91961

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-09-15 15:18:15

Last updated 2026-09-15 15:18:15

Assigner VulnCheck

CVSS score 7.1

State PUBLISHED

Description

FreeRDP before 3.31.0 contains a denial-of-service vulnerability in the URBDRC control-transfer request path that fails to validate OutputBufferSize before forwarding to the libusb backend. A malicious RDP server can send a control-transfer request with OutputBufferSize set to 65536, triggering a reachable assertion that terminates the client process.

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