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Microsoft 365 Apps for Enterprise — Vulnerabilities & Security Advisories 274

All 274 CVE vulnerabilities found in Microsoft 365 Apps for Enterprise, with AI-generated Chinese analysis, references, and POCs.

This page documents Common Weakness Enumeration vulnerabilities affecting Microsoft 365 Apps for Enterprise, a prominent enterprise productivity suite. It aggregates security issues identified within this specific product line, covering public advisories and disclosures from January 2015 through December 2024. Users can utilize this resource to track Microsoft’s security advisory timelines for this application, gain a deeper understanding of prevalent weakness classes such as buffer overflows or injection flaws, and review the historical vulnerability landscape for Microsoft 365 Apps for Enterprise. The data provides a structured view of how security risks have evolved over nearly a decade, allowing security professionals to identify patterns in vulnerability reporting and patch deployment. By centralizing these records, the page facilitates efficient risk assessment and compliance auditing without requiring manual searches across multiple vendor channels. This approach supports informed decision-making for enterprise IT administrators who need to maintain robust security postures. The information is derived from official Microsoft security bulletins and independent security research databases, ensuring accuracy and relevance. Readers should note that while this page offers a comprehensive overview, it does not replace official Microsoft support documentation or real-time security notifications. For immediate threat mitigation, always consult the latest Microsoft Security Response Center (MSRC) advisories. The content is organized chronologically and by severity to assist in prioritizing remediation efforts effectively.

Vendor: Microsoft

CVE IDTitleCVSSSeverityPublished
CVE-2026-47293 Microsoft Office Click-To-Run Elevation of Privilege Vulnerability CWE-416 7.0 High2026-06-09
CVE-2026-45463 Microsoft Office Remote Code Execution Vulnerability CWE-191 8.4 High2026-06-09
CVE-2026-45459 Microsoft Excel Security Feature Bypass Vulnerability CWE-693 3.3 Low2026-06-09
CVE-2026-45457 Microsoft Word Remote Code Execution Vulnerability CWE-125 7.8 High2026-06-09
CVE-2026-45455 Microsoft Excel Information Disclosure Vulnerability CWE-125 3.3 Low2026-06-09
CVE-2026-44822 Microsoft Excel Information Disclosure Vulnerability CWE-125 8.2 High2026-06-09
CVE-2026-45645 Microsoft Office Remote Code Execution Vulnerability CWE-822 7.8 High2026-06-09
CVE-2026-45643 Microsoft Word Remote Code Execution Vulnerability CWE-822 7.8 High2026-06-09
CVE-2026-45466 Microsoft Word Information Disclosure Vulnerability CWE-122 3.3 Low2026-06-09
CVE-2026-45461 Microsoft Office Remote Code Execution Vulnerability CWE-416 8.4 High2026-06-09
CVE-2026-45460 Microsoft Office Information Disclosure Vulnerability CWE-126 4.7 Medium2026-06-09
CVE-2026-45456 Microsoft Outlook and Word Remote Code Execution Vulnerability CWE-843 8.4 High2026-06-09
CVE-2026-45458 Microsoft Outlook and Word Remote Code Execution Vulnerability CWE-416 8.4 High2026-06-09
CVE-2026-44824 Microsoft Office Remote Code Execution Vulnerability CWE-122 7.8 High2026-06-09
CVE-2026-44823 Microsoft Excel Remote Code Execution Vulnerability CWE-197 7.8 High2026-06-09
CVE-2026-44821 Microsoft Office Information Disclosure Vulnerability CWE-125 5.5 Medium2026-06-09
CVE-2026-44820 Microsoft Excel Remote Code Execution Vulnerability CWE-125 7.8 High2026-06-09
CVE-2026-44819 Microsoft Office Remote Code Execution Vulnerability CWE-122 7.8 High2026-06-09
CVE-2026-44818 Microsoft Excel Remote Code Execution Vulnerability CWE-362 7.0 High2026-06-09
CVE-2026-44817 Microsoft Excel Remote Code Execution Vulnerability CWE-843 7.8 High2026-06-09
CVE-2026-45485 Microsoft Office Information Disclosure Vulnerability CWE-125 3.3 Low2026-06-09
CVE-2026-45486 Microsoft Word Remote Code Execution Vulnerability CWE-416 7.8 High2026-06-09
CVE-2026-45471 Microsoft Word Remote Code Execution Vulnerability CWE-822 7.8 High2026-06-09
CVE-2026-45474 Microsoft Office Remote Code Execution Vulnerability CWE-416 8.4 High2026-06-09
CVE-2026-45472 Microsoft Office Remote Code Execution Vulnerability CWE-416 8.4 High2026-06-09
CVE-2026-45475 Microsoft Office Remote Code Execution Vulnerability CWE-122 7.8 High2026-06-09
CVE-2026-45469 Microsoft Excel Remote Code Execution Vulnerability CWE-191 7.8 High2026-06-09
CVE-2026-40420 Microsoft Office Click-To-Run Elevation of Privilege Vulnerability CWE-284 8.8 High2026-05-12
CVE-2026-35436 Microsoft Office Click-To-Run Elevation of Privilege Vulnerability CWE-1220 8.8 High2026-05-12
CVE-2026-40418 Microsoft Office Click-To-Run Elevation of Privilege Vulnerability CWE-416 7.8 High2026-05-12

All 274 known CVE vulnerabilities affecting Microsoft 365 Apps for Enterprise with full Chinese analysis, references, and POCs where available.