CVE Database›CVE-2026-26271

CVE-2026-26271

freerdp: FreeRDP: Denial of Service via crafted RDP Window Icon data

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Severity

Moderate

Red Hat Product Security

4.3

CVSS 3.1

Review impact separately from score.

Published · February 26, 2026

Updated · June 28, 2026

Description

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol. A remote attacker could exploit a buffer overread vulnerability by sending crafted Remote Desktop Protocol (RDP) Window Icon (TS_ICON_INFO) data to a client. This could lead to a Denial of Service (DoS) on the client system.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 4.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CWE-805 · Buffer Access with Incorrect Length Value