CVE-2026-114041

FreeRDP before 3.32.1 Heap Out-of-Bounds Read via RD Gateway Consent Message

State: Published
Severity: 6.9 Medium
Published: Oct 21, 2026
Updated: Oct 28, 2026
Reserved: Oct 20, 2026

Description

FreeRDP before 3.32.1 on Windows contains a heap out-of-bounds read in client_cli_present_gateway_message that passes a byte count as wide-character printf precision. A malicious RD Gateway can send pre-authentication consent or service messages, causing the client to read twice the buffer size, leaking heap memory or crashing.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N	VulnCheck
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L	VulnCheck

Weaknesses

CWE-125 Out-of-bounds Read

Affected Products

Product	Versions
FreeRDPFreeRDP	before 3.32.1Affected 3.32.1Not affected

References

GitHub Security Advisory (GHSA-c49c-xm94-5qf3)vendor-advisory
VulnCheck Advisory: FreeRDP before 3.32.1 Heap Out-of-Bounds Read via RD Gateway Consent Messagethird-party-advisory

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