CVE-2025-26649— Windows Secure Channel Elevation of Privilege Vulnerability
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I. Basic Information for CVE-2025-26649
Vulnerability Information
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Vulnerability Title
Windows Secure Channel Elevation of Privilege Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Secure Channel allows an authorized attacker to elevate privileges locally.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用共享资源的并发执行不恰当同步问题(竞争条件)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft Windows Secure Channel 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows Secure Channel是美国微软（Microsoft）公司的一种安全支持提供程序 (SSP)，包含一组安全协议，可通过加密提供身份验证和安全、私密的通信。 Microsoft Windows Secure Channel存在资源管理错误漏洞。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 Server 2022,Windows Server 2022 (Server Core installation),Windows 11 Version
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 11 version 22H2 | 10.0.22621.0 ~ 10.0.22621.5189 | - | |
| Microsoft | Windows 11 version 22H3 | 10.0.22631.0 ~ 10.0.22631.5189 | - | |
| Microsoft | Windows 11 Version 23H2 | 10.0.22631.0 ~ 10.0.22631.5189 | - | |
| Microsoft | Windows 11 Version 24H2 | 10.0.26100.0 ~ 10.0.26100.3775 | - | |
| Microsoft | Windows Server 2022 | 10.0.20348.0 ~ 10.0.20348.3453 | - | |
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) | 10.0.25398.0 ~ 10.0.25398.1551 | - | |
| Microsoft | Windows Server 2025 | 10.0.26100.0 ~ 10.0.26100.3775 | - | |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 ~ 10.0.26100.3775 | - |
II. Public POCs for CVE-2025-26649
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Microsoft · 2025-04-08 · 119 CVEs total
| CVE-2025-21205 | 8.8 HIGH | Windows Telephony Service Remote Code Execution Vulnerability |
| CVE-2025-29794 | 8.8 HIGH | Microsoft SharePoint Remote Code Execution Vulnerability |
| CVE-2025-26669 | 8.8 HIGH | Windows Routing and Remote Access Service (RRAS) Information Disclosure Vulnerability |
| CVE-2025-21221 | 8.8 HIGH | Windows Telephony Service Remote Code Execution Vulnerability |
| CVE-2025-27477 | 8.8 HIGH | Windows Telephony Service Remote Code Execution Vulnerability |
| CVE-2025-27740 | 8.8 HIGH | Active Directory Certificate Services Elevation of Privilege Vulnerability |
| CVE-2025-21222 | 8.8 HIGH | Windows Telephony Service Remote Code Execution Vulnerability |
| CVE-2025-26647 | 8.8 HIGH | Windows Kerberos Elevation of Privilege Vulnerability |
| CVE-2025-27481 | 8.8 HIGH | Windows Telephony Service Remote Code Execution Vulnerability |
| CVE-2025-27737 | 8.6 HIGH | Windows Security Zone Mapping Security Feature Bypass Vulnerability |
| CVE-2025-26678 | 8.4 HIGH | Windows Defender Application Control Security Feature Bypass Vulnerability |
| CVE-2025-26663 | 8.1 HIGH | Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability |
| CVE-2025-27482 | 8.1 HIGH | Windows Remote Desktop Services Remote Code Execution Vulnerability |
| CVE-2025-26671 | 8.1 HIGH | Windows Remote Desktop Services Remote Code Execution Vulnerability |
| CVE-2025-27480 | 8.1 HIGH | Windows Remote Desktop Services Remote Code Execution Vulnerability |
| CVE-2025-26670 | 8.1 HIGH | Lightweight Directory Access Protocol (LDAP) Client Remote Code Execution Vulnerability |
| CVE-2025-27487 | 8.0 HIGH | Remote Desktop Client Remote Code Execution Vulnerability |
| CVE-2025-26674 | 7.8 HIGH | Windows Media Remote Code Execution Vulnerability |
| CVE-2025-21204 | 7.8 HIGH | Windows Process Activation Elevation of Privilege Vulnerability |
| CVE-2025-24073 | 7.8 HIGH | Microsoft DWM Core Library Elevation of Privilege Vulnerability |
Showing top 20 of 119 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
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