Is CVE-2026-109947 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-109947?

CVE-2026-109947 has a CVSS v3 severity of MEDIUM (6.5).

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CVE-2026-109947

Description

FreeRDP from 3.20.1 before 3.32.0 contains an uncontrolled resource allocation vulnerability that allows malicious RDP servers to exhaust client memory via oversized drive redirection read requests. Attackers can send IRP_MJ_READ with Length 0xffffffff, causing roughly 4 GiB of zeroed allocation on 64-bit builds or an under-reserved buffer on 32-bit builds.