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CVE-2026-26155— Microsoft Local Security Authority Subsystem Service Information Disclosure Vulnerability

CVSS 6.5 · Medium EPSS 0.09% · P26
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I. Basic Information for CVE-2026-26155

Vulnerability Information
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Vulnerability Title
Microsoft Local Security Authority Subsystem Service Information Disclosure Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Microsoft Local Security Authority Subsystem Service Information Disclosure Vulnerability
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
缓冲区上溢读取
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft Windows Local Security Authority Subsystem Service 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows Local Security Authority Subsystem Service是美国微软（Microsoft）公司的一个内部程序，负责运行Windows系统安全政策。它在用户登录时电脑单机或服务器时，验证用户身份，管理用户密码变更，并产生访问字符。它也会在窗口安全日志中留下应有的记录。 Microsoft Windows Local Security Authority Subsystem Service (LSASS)存在安全漏洞。攻击者利用该漏洞可以获取敏感信
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

VendorProductAffected VersionsCPESubscribe
MicrosoftWindows 10 Version 1607 10.0.14393.0 ~ 10.0.14393.9060 -
MicrosoftWindows 10 Version 1809 10.0.17763.0 ~ 10.0.17763.8644 -
MicrosoftWindows 10 Version 21H2 10.0.19044.0 ~ 10.0.19044.7184 -
MicrosoftWindows 10 Version 22H2 10.0.19045.0 ~ 10.0.19045.7184 -
MicrosoftWindows 11 version 22H3 10.0.22631.0 ~ 10.0.22631.6936 -
MicrosoftWindows 11 Version 23H2 10.0.22631.0 ~ 10.0.22631.6936 -
MicrosoftWindows 11 Version 24H2 10.0.26100.0 ~ 10.0.26100.8246 -
MicrosoftWindows 11 Version 25H2 10.0.26200.0 ~ 10.0.26200.8246 -
MicrosoftWindows 11 version 26H1 10.0.28000.0 ~ 10.0.28000.1836 -
MicrosoftWindows Server 2016 10.0.14393.0 ~ 10.0.14393.9060 -
MicrosoftWindows Server 2016 (Server Core installation) 10.0.14393.0 ~ 10.0.14393.9060 -
MicrosoftWindows Server 2019 10.0.17763.0 ~ 10.0.17763.8644 -
MicrosoftWindows Server 2019 (Server Core installation) 10.0.17763.0 ~ 10.0.17763.8644 -
MicrosoftWindows Server 2022 10.0.20348.0 ~ 10.0.20348.5020 -
MicrosoftWindows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 ~ 10.0.25398.2274 -
MicrosoftWindows Server 2025 10.0.26100.0 ~ 10.0.26100.32690 -
MicrosoftWindows Server 2025 (Server Core installation) 10.0.26100.0 ~ 10.0.26100.32690 -

II. Public POCs for CVE-2026-26155

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III. Intelligence Information for CVE-2026-26155

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Same Patch Batch · Microsoft · 2026-04-14 · 163 CVEs total

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CVE-2026-321578.8 HIGHRemote Desktop Client Remote Code Execution Vulnerability
CVE-2026-331208.8 HIGHMicrosoft SQL Server Remote Code Execution Vulnerability
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CVE-2026-331158.4 HIGHMicrosoft Word Remote Code Execution Vulnerability
CVE-2026-322218.4 HIGHWindows Graphics Component Remote Code Execution Vulnerability
CVE-2026-321908.4 HIGHMicrosoft Office Remote Code Execution Vulnerability
CVE-2026-331148.4 HIGHMicrosoft Word Remote Code Execution Vulnerability
CVE-2026-321628.4 HIGHWindows COM Elevation of Privilege Vulnerability
CVE-2026-320918.4 HIGHMicrosoft Brokering File System Elevation of Privilege Vulnerability
CVE-2026-338278.1 HIGHWindows TCP/IP Remote Code Execution Vulnerability
CVE-2026-279128.0 HIGHWindows Kerberos Elevation of Privilege Vulnerability
CVE-2026-338268.0 HIGHWindows Active Directory Remote Code Execution Vulnerability
CVE-2026-236577.8 HIGHMicrosoft Word Remote Code Execution Vulnerability
CVE-2026-261567.8 HIGHWindows Hyper-V Remote Code Execution Vulnerability

Showing top 20 of 163 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Windows 10 Version 1607
Same vendor: Microsoft
Same weakness: CWE-126

V. Comments for CVE-2026-26155

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