CVE-2026-121961

Medium

Description

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.

SeverityMedium

CVSS5.9

Exploit probability—

ProductFreeRDP

PublishedNov 4, 2026

First seenNov 4, 2026

Weakness typeCWE-362Race condition

How to fix

Update

FreeRDP3.32.2 or later
freerdp freerdp3.32.2 or later

Vendor advisories

github.com/FreeRDP/FreeRDP/security/advisories/GHSA-qw7w-hhxq-763c

Affected products

Product	Affected versions	Fixed in
FreeRDP	No range specified	3.32.2
freerdp freerdp	v < 3.32.2	3.32.2

Check your version

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