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CVE-2025-26645— Remote Desktop Client Remote Code Execution Vulnerability

Quick assessment

Affected
Microsoft Remote Desktop client for Windows Desktop
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Remote Desktop Client是美国微软（Microsoft）公司的一款远程桌面客户端。 Microsoft Remote Desktop Client存在安全漏洞。攻击者利用该漏洞可以远程执行代码。以下产品和版本受到影响：Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation),Windows Server 2012,Windows Server 2012

CVSS 8.8 · High EPSS 3.38% · P88

Possible ATT&CK Techniques 1 AI

T1210 · Exploitation of Remote Services
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I. Basic Information for CVE-2025-26645

Vulnerability Information
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Vulnerability Title
Remote Desktop Client Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Relative path traversal in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
相对路径遍历
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Remote Desktop Client 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Remote Desktop Client是美国微软（Microsoft）公司的一款远程桌面客户端。 Microsoft Remote Desktop Client存在安全漏洞。攻击者利用该漏洞可以远程执行代码。以下产品和版本受到影响：Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation),Windows Server 2012,Windows Server 2012
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Remote Desktop client for Windows Desktop 1.2.0.0 ~ 1.2.6017.0 -
Microsoft Windows 10 Version 1507 10.0.10240.0 ~ 10.0.10240.20947 -
Microsoft Windows 10 Version 1607 10.0.14393.0 ~ 10.0.14393.7876 -
Microsoft Windows 10 Version 1809 10.0.17763.0 ~ 10.0.17763.7009 -
Microsoft Windows 10 Version 21H2 10.0.19044.0 ~ 10.0.19044.5608 -
Microsoft Windows 10 Version 22H2 10.0.19045.0 ~ 10.0.19045.5608 -
Microsoft Windows 11 version 22H2 10.0.22621.0 ~ 10.0.22621.5039 -
Microsoft Windows 11 version 22H3 10.0.22631.0 ~ 10.0.22631.5039 -
Microsoft Windows 11 Version 23H2 10.0.22631.0 ~ 10.0.22631.5039 -
Microsoft Windows 11 Version 24H2 10.0.26100.0 ~ 10.0.26100.3476 -
Microsoft Windows App Client for Windows Desktop 1.00 ~ 2.0.365.0 -
Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.0 ~ 6.1.7601.27618 -
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0 ~ 6.1.7601.27618 -
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 ~ 6.0.6003.23168 -
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.0 ~ 6.0.6003.23168 -
Microsoft Windows Server 2012 6.2.9200.0 ~ 6.2.9200.25368 -
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0 ~ 6.2.9200.25368 -
Microsoft Windows Server 2012 R2 6.3.9600.0 ~ 6.3.9600.22470 -
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 ~ 6.3.9600.22470 -
Microsoft Windows Server 2016 10.0.14393.0 ~ 10.0.14393.7876 -
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 ~ 10.0.14393.7876 -
Microsoft Windows Server 2019 10.0.17763.0 ~ 10.0.17763.7009 -
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 ~ 10.0.17763.7009 -
Microsoft Windows Server 2022 10.0.20348.0 ~ 10.0.20348.3328 -
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 ~ 10.0.25398.1486 -
Microsoft Windows Server 2025 10.0.26100.0 ~ 10.0.26100.3476 -
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 ~ 10.0.26100.3476 -

II. Public POCs for CVE-2025-26645

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III. Intelligence Information for CVE-2025-26645

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Vendor Advisories for CVE-2025-26645 (1)

Same Patch Batch · Microsoft · 2025-03-11 · 57 CVEs total

CVE-2025-24051 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2025-24056 8.8 HIGH Windows Telephony Service Remote Code Execution Vulnerability
CVE-2025-24049 8.4 HIGH Azure Command Line Integration (CLI) Elevation of Privilege Vulnerability
CVE-2025-24084 8.4 HIGH Windows Subsystem for Linux (WSL2) Kernel Remote Code Execution Vulnerability
CVE-2025-24045 8.1 HIGH Windows Remote Desktop Services Remote Code Execution Vulnerability
CVE-2025-24064 8.1 HIGH Windows Domain Name Service Remote Code Execution Vulnerability
CVE-2025-24035 8.1 HIGH Windows Remote Desktop Services Remote Code Execution Vulnerability
CVE-2025-24066 7.8 HIGH Kernel Streaming Service Driver Elevation of Privilege Vulnerability
CVE-2025-24993 7.8 HIGH Windows NTFS Remote Code Execution Vulnerability
CVE-2025-24985 7.8 HIGH Windows Fast FAT File System Driver Remote Code Execution Vulnerability
CVE-2025-24072 7.8 HIGH Microsoft Local Security Authority (LSA) Server Elevation of Privilege Vulnerability
CVE-2025-24075 7.8 HIGH Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-24067 7.8 HIGH Kernel Streaming Service Driver Elevation of Privilege Vulnerability
CVE-2025-24061 7.8 HIGH Windows Mark of the Web Security Feature Bypass Vulnerability
CVE-2025-26629 7.8 HIGH Microsoft Office Remote Code Execution Vulnerability
CVE-2025-26630 7.8 HIGH Microsoft Access Remote Code Execution Vulnerability
CVE-2025-24048 7.8 HIGH Windows Hyper-V Elevation of Privilege Vulnerability
CVE-2025-24046 7.8 HIGH Kernel Streaming Service Driver Elevation of Privilege Vulnerability
CVE-2025-24050 7.8 HIGH Windows Hyper-V Elevation of Privilege Vulnerability
CVE-2025-24059 7.8 HIGH Windows Common Log File System Driver Elevation of Privilege Vulnerability

Showing top 20 of 57 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Remote Desktop client for Windows Desktop
Same vendor: Microsoft
Same weakness: CWE-23

V. Comments for CVE-2025-26645

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