PT-2026-136153

CVE-2026-121396

Published

2026-11-03

Updated

2026-11-03

Description by

CVSS 4.0

5.3

Medium

MetricsAV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions FreeRDP versions 3.0.0 through 3.32.1

Description Clients built with verbose WinPR assertions contain a reachable assertion in the rts read auth verifier() function. An attacker controlling an RD Gateway can send a crafted RPC-over-HTTP RTS PDU containing inconsistent authentication padding to trigger this assertion and abort the connecting client process.

Recommendations Update FreeRDP to version 3.32.2.

Exploitability

Exploit

Fix

Impacts

Researchers