PT-2026-137013

CVE-2026-121961

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Published

2026-11-04

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Updated

2026-11-04

Description by

CVSS 3.1
5.9
Medium
MetricsAV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
FreeRDP before 3.32.2 contains a use-after-free vulnerability in the freerdp-proxy DRDYNVC tracker when intercepting the drdynvc channel. A malicious target server can repeatedly send CREATE REQUEST PDU for an active channel id, racing front DATA handling to free a borrowed context and crash the proxy process.
Exploitability
Fix
Impacts
Researchers
Vendors
Affected products
Weakness enumeration
CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization (\'Race Condition\')
Related identifiers
CVE-2026-121961
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