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Microsoft 365 Apps for Enterprise — Vulnerabilities & Security Advisories 475

All 475 CVE vulnerabilities found in Microsoft 365 Apps for Enterprise, with AI-generated Chinese analysis, references, and POCs.

This page catalogs Common Vulnerabilities and Exposures (CVEs) affecting Microsoft 365 Apps for Enterprise, a widely used cloud-based productivity suite. It aggregates security advisories and vulnerability records ranging from initial disclosure dates through to current status, providing a comprehensive historical view of security incidents. Here, you can track Microsoft’s specific advisory responses for this product family, understand the technical details of common weakness classes such as buffer overflows or cross-site scripting, and examine the chronological history of vulnerabilities that have impacted enterprise environments. The data includes details on affected versions, severity ratings, and availability of patches or workarounds. This resource is designed to assist security professionals, IT administrators, and compliance officers in assessing risk exposure, planning remediation efforts, and maintaining system integrity. By consolidating these records, the page facilitates efficient monitoring of the product’s security posture over time. Users can identify trends in vulnerability emergence, evaluate the effectiveness of Microsoft’s patch management, and ensure that their deployment configurations align with current best practices for mitigating known threats. The information is sourced from official Microsoft security bulletins and verified third-party databases to ensure accuracy and relevance for enterprise-level decision-making.

Vendor: Microsoft

CVE IDTitleCVSSSeverityPublished
CVE-2026-55018 Microsoft Office Remote Code Execution Vulnerability CWE-416 7.8 High2026-07-14
CVE-2026-50408 Microsoft Excel Information Disclosure Vulnerability CWE-125 5.5 Medium2026-07-14
CVE-2026-55024 Microsoft Excel Remote Code Execution Vulnerability CWE-843 7.8 High2026-07-14
CVE-2026-55017 Microsoft Office Remote Code Execution Vulnerability CWE-122 7.8 High2026-07-14
CVE-2026-50467 Microsoft Office Remote Code Execution Vulnerability CWE-416 7.8 High2026-07-14
CVE-2026-50314 Microsoft Office Remote Code Execution Vulnerability CWE-416 7.8 High2026-07-14
CVE-2026-50301 Microsoft Office Remote Code Execution Vulnerability CWE-122 7.8 High2026-07-14
CVE-2026-48580 Microsoft Excel Information Disclosure Vulnerability CWE-822 5.5 Medium2026-07-14
CVE-2026-47642 Microsoft Excel Remote Code Execution Vulnerability CWE-416 7.8 High2026-07-14
CVE-2026-47290 Microsoft Office Remote Code Execution Vulnerability CWE-416 7.8 High2026-07-14
CVE-2026-58618 Microsoft Excel Remote Code Execution Vulnerability CWE-122 7.8 High2026-07-14
CVE-2026-56193 Microsoft Office Information Disclosure Vulnerability CWE-125 7.1 High2026-07-14
CVE-2026-55948 Microsoft Excel Remote Code Execution Vulnerability CWE-416 7.8 High2026-07-14
CVE-2026-55899 Microsoft Excel Remote Code Execution Vulnerability CWE-121 7.8 High2026-07-14
CVE-2026-50678 Microsoft Excel Information Disclosure Vulnerability CWE-122 6.6 Medium2026-07-14
CVE-2026-54988 Microsoft Excel Information Disclosure Vulnerability CWE-125 6.1 Medium2026-07-14
CVE-2026-50675 Microsoft Excel Remote Code Execution Vulnerability CWE-122 7.8 High2026-07-14
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-2026-45643 Microsoft Word Remote Code Execution Vulnerability CWE-822 7.8 High2026-06-09
CVE-2026-45645 Microsoft Office 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-2026-45458 Microsoft Outlook and Word Remote Code Execution Vulnerability CWE-416 8.4 High2026-06-09
CVE-2026-45456 Microsoft Outlook and Word Remote Code Execution Vulnerability CWE-843 8.4 High2026-06-09

All 475 known CVE vulnerabilities affecting Microsoft 365 Apps for Enterprise with full Chinese analysis, references, and POCs where available.