Microsoft Windows App < 2.0.1070.0 RCE (April 2026)

high Nessus Plugin ID 306445

Synopsis

The Windows app installed on the remote host is affected by a remote code execution vulnerability.

Description

The Windows App Client for Windows Desktop (formerly known as Remote Desktop Client) installed on the remote host is prior to 2.0.1070.0. It is, therefore, affected by a remote code execution vulnerability:

- Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
(CVE-2026-32157)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Microsoft Windows App version 2.0.1070.0 or later.

Plugin Details

Severity: High

ID: 306445

File Name: smb_nt_ms26_apr_winapp.nasl

Version: 1.1

Type: Local

Agent: windows

Family: Windows : Microsoft Bulletins

Published: 4/14/2026

Updated: 4/14/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

CVSS v2

Risk Factor: High

Base Score: 9.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2026-32157

CVSS v3

Risk Factor: High

Base Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Vulnerability Information

CPE: cpe:/a:microsoft:windows_app

Required KB Items: SMB/Registry/Enumerated, WMI/Windows App Store/Enumerated

Patch Publication Date: 4/14/2026

Vulnerability Publication Date: 4/14/2026

Reference Information

CVE: CVE-2026-32157

Detections

Analytics