---
id: CVE-2026-121961
title: FreeRDP before 3.32.2 Use-After-Free via DRDYNVC Tracker Race
summary: >-
  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 f…
severity: medium
cvss: 5.9
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H'
cvssSource: cna
cwe:
  - CWE-362
vendor: FreeRDP
product: FreeRDP
affected:
  - FreeRDP < 3.32.2
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-11-04T18:11:32.287751Z'
exploitAvailable: true
published: '2026-11-04'
updated: '2026-11-04'
sourceUpdated: '2026-11-04T18:11:56.439Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-121961'
references:
  - url: 'https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-qw7w-hhxq-763c'
    label: GitHub Security Advisory (GHSA-qw7w-hhxq-763c)
  - url: >-
      https://www.vulncheck.com/advisories/freerdp-before-3.32.2-use-after-free-via-drdynvc-tracker-race
    label: >-
      VulnCheck Advisory: FreeRDP before 3.32.2 Use-After-Free via DRDYNVC
      Tracker Race
tags:
  - cve.org
  - exploit-available
ingestedAt: '2026-11-05T21:36:00.479Z'
epss: 0.00306
epssPercentile: 0.23565
---

## Overview

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.

## Affected

- `FreeRDP < 3.32.2`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.