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CVE-2025-55243— Microsoft OfficePlus Spoofing Vulnerability

CVSS 7.5 · High EPSS 0.13% · P32
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I. Basic Information for CVE-2025-55243

Vulnerability Information
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Vulnerability Title
Microsoft OfficePlus Spoofing Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Exposure of sensitive information to an unauthorized actor in Microsoft Office Plus allows an unauthorized attacker to perform spoofing over a network.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
信息暴露
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft Office 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Office是美国微软（Microsoft）公司的一款办公软件套件产品。该产品常用组件包括Word、Excel、Access、Powerpoint、FrontPage等。 Microsoft Office存在信息泄露漏洞。攻击者利用该漏洞可以获取敏感信息。
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
MicrosoftMicrosoft OfficePLUS 3.0.0.0 ~ 3.10.0.26585 -

II. Public POCs for CVE-2025-55243

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III. Intelligence Information for CVE-2025-55243

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Same Patch Batch · Microsoft · 2025-09-09 · 80 CVEs total

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CVE-2025-549087.8 HIGHMicrosoft PowerPoint Remote Code Execution Vulnerability
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CVE-2025-540987.8 HIGHWindows Hyper-V Elevation of Privilege Vulnerability
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CVE-2025-540917.8 HIGHWindows Hyper-V Elevation of Privilege Vulnerability
CVE-2025-538017.8 HIGHMicrosoft DWM Core Library Elevation of Privilege Vulnerability
CVE-2025-496927.8 HIGHAzure Connected Machine Agent Elevation of Privilege Vulnerability

Showing top 20 of 80 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Microsoft OfficePLUS
Same vendor: Microsoft
Same weakness: CWE-200

V. Comments for CVE-2025-55243

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