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CVE-2025-49687— Windows Input Method Editor (IME) Elevation of Privilege Vulnerability

Quick assessment

Affected
Microsoft Windows 10 Version 1507
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 Input Method Editor（IME）是美国微软（Microsoft）公司的一种软件组件，它使用户能够使用在标准 QWERTY 键盘上无法轻松表示的语言输入文本。 Microsoft Input Method Editor（IME）存在缓冲区错误漏洞。攻击者利用该漏洞可以提升权限。以下产品和版本受到影响：Windows 10 Version 1809 for 32-bit Systems,Windows 10 Version 1809 for x64-based System

CVSS 8.8 · High EPSS 0.35% · P26

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2025-49687

Vulnerability Information
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Vulnerability Title
Windows Input Method Editor (IME) Elevation of Privilege Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Out-of-bounds read in Microsoft Input Method Editor (IME) allows an authorized attacker to elevate privileges locally.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Input Method Editor 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Input Method Editor（IME）是美国微软（Microsoft）公司的一种软件组件，它使用户能够使用在标准 QWERTY 键盘上无法轻松表示的语言输入文本。 Microsoft Input Method Editor（IME）存在缓冲区错误漏洞。攻击者利用该漏洞可以提升权限。以下产品和版本受到影响：Windows 10 Version 1809 for 32-bit Systems,Windows 10 Version 1809 for x64-based System
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 Windows 10 Version 1507 10.0.10240.0 ~ 10.0.10240.21073 -
Microsoft Windows 10 Version 1607 10.0.14393.0 ~ 10.0.14393.8246 -
Microsoft Windows 10 Version 1809 10.0.17763.0 ~ 10.0.17763.7558 -
Microsoft Windows 10 Version 21H2 10.0.19044.0 ~ 10.0.19044.6093 -
Microsoft Windows 10 Version 22H2 10.0.19045.0 ~ 10.0.19045.6093 -
Microsoft Windows 11 version 22H2 10.0.22621.0 ~ 10.0.22621.5624 -
Microsoft Windows 11 version 22H3 10.0.22631.0 ~ 10.0.22631.5624 -
Microsoft Windows 11 Version 23H2 10.0.22631.0 ~ 10.0.22631.5624 -
Microsoft Windows 11 Version 24H2 10.0.26100.0 ~ 10.0.26100.4652 -
Microsoft Windows Server 2012 6.2.9200.0 ~ 6.2.9200.25573 -
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0 ~ 6.2.9200.25573 -
Microsoft Windows Server 2012 R2 6.3.9600.0 ~ 6.3.9600.22676 -
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 ~ 6.3.9600.22676 -
Microsoft Windows Server 2016 10.0.14393.0 ~ 10.0.14393.8246 -
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 ~ 10.0.14393.8246 -
Microsoft Windows Server 2019 10.0.17763.0 ~ 10.0.17763.7558 -
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 ~ 10.0.17763.7558 -
Microsoft Windows Server 2022 10.0.20348.0 ~ 10.0.20348.3932 -
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 ~ 10.0.25398.1732 -
Microsoft Windows Server 2025 10.0.26100.0 ~ 10.0.26100.4652 -
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 ~ 10.0.26100.4652 -

II. Public POCs for CVE-2025-49687

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III. Intelligence Information for CVE-2025-49687

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Same Patch Batch · Microsoft · 2025-07-08 · 129 CVEs total

CVE-2025-47981 9.8 CRITICAL SPNEGO Extended Negotiation (NEGOEX) Security Mechanism Remote Code Execution Vulnerabilit
CVE-2025-48817 8.8 HIGH Remote Desktop Client Remote Code Execution Vulnerability
CVE-2025-49701 8.8 HIGH Microsoft SharePoint Remote Code Execution Vulnerability
CVE-2025-49723 8.8 HIGH Windows StateRepository API Server file Tampering Vulnerability
CVE-2025-49688 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2025-49704 8.8 HIGH Microsoft SharePoint Remote Code Execution Vulnerability
CVE-2025-49753 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2025-49676 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2025-49674 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2025-49672 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2025-49673 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2025-48824 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2025-49724 8.8 HIGH Windows Connected Devices Platform Service Remote Code Execution Vulnerability
CVE-2025-49729 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2025-49739 8.8 HIGH Visual Studio Elevation of Privilege Vulnerability
CVE-2025-49740 8.8 HIGH Windows SmartScreen Security Feature Bypass Vulnerability
CVE-2025-49663 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2025-47998 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2025-49669 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2025-49668 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability

Showing top 20 of 129 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Windows 10 Version 1507
Same vendor: Microsoft
Same weakness: CWE-125

V. Comments for CVE-2025-49687

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