Description of the security update for Office Online Server: August 12, 2025 (KB5002752)

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Microsoft Excel Code Execution Vulnerability (CNVD-2025-10451)

Microsoft Excel is a spreadsheet processing software in the Office suite from Microsoft USA. A code execution vulnerability exists in Microsoft Excel, which is caused due to a heap buffer overflow. An attacker can exploit this vulnerability to execute arbitrary code on the system...

Microsoft Excel Code Execution Vulnerability (CNVD-2025-10510)

Microsoft Excel is a spreadsheet processing software in the Office suite from Microsoft USA. A code execution vulnerability exists in Microsoft Excel, which can be exploited by an attacker to execute arbitrary code on the system...

CVE-2021-46363

An issue in the Export function of Magnolia v6.2.3 and below allows attackers to perform Formula Injection attacks via crafted CSV/XLS files. These formulas may result in arbitrary code execution on a victim's computer when opening the exported files with Microsoft Excel...