CVE-2026-121959

CVE-2026-121959CVE-2026-121959

Description

FreeRDP before 3.32.2 contains an infinite loop vulnerability in websocket_context_read that fails to handle a zero BIO result with payload outstanding. A malicious RD Gateway can send a truncated WebSocket frame followed by a TLS close_notify, causing a client thread to spin and consume CPU until killed.

Scoring

CVSS 6.5 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Last modified2026-11-04
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.