CVE-2026-109679

Medium

Description

FreeRDP 3.0.0-beta4 before 3.32.0 contains a NULL pointer dereference in arm_handle_request_ok when an ARM endpoint returns an empty HTTP 200 body. Attackers controlling the configured ARM gateway can return a zero-length body to pass NULL to strnlen and crash the connecting client.

SeverityMedium

CVSS5.3

Exploit probability—

ProductFreerdp

PublishedOct 13, 2026

First seenOct 13, 2026

Weakness typeCWE-476NULL pointer dereference

How to fix

Update

freerdp freerdp3.32.0 or later

Vendor advisories

github.com/FreeRDP/FreeRDP/security/advisories/GHSA-qjwp-c855-hc69

Affected products

Product	Affected versions	Fixed in
freerdp freerdp	3.0.0 < v < 3.32.0, 3.0.0	3.32.0

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