MEDIUMCVSS v3.1 5.9Vulnerability

CVE-2026-121961

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.

Properties

Severity
MEDIUM
Nvd fetched at
2026-11-04T17:37:42.865599+00:00
Cvss score
5.9
Cvss severity
MEDIUM
Retrieved at
2026-11-04T17:38:51+00:00
Score
5.9
Last source
NVD
Cvss version
3.1
Cve id
CVE-2026-121961
Cvss vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
First seen by Signal
2026-11-04T17:38:51+00:00
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Published at
2026-11-04T16:17:49.147
Last modified
2026-11-04T16:17:49.270

Related Entities (1)

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CVE-2026-121961 (CVSS v3.1 5.9) — Ninja Signal Threat Intelligence | Ninja Signal