Microsoft Excel Remote Code Execution Vulnerability

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

Microsoft Excel Remote Code Execution Vulnerability

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

Microsoft Excel Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

Description of the security update for Excel 2016: April 14, 2026 (KB5002860)

None None...

Description of the security update for Office Online Server: April 14, 2026 (KB5002855)

None None...

CVE-2026-39424

MaxKB is an open-source AI assistant for enterprise. In versions 2.7.1 and below, the chat export feature is vulnerable to Improper Neutralization of Formula Elements in a CSV File. When an administrator exports the application chat history to an Excel file .xlsx via the...

CVE-2026-39424

MaxKB is an open-source AI assistant for enterprise. In versions 2.7.1 and below, the chat export feature is vulnerable to Improper Neutralization of Formula Elements in a CSV File. When an administrator exports the application chat history to an Excel file .xlsx via the...

EUVD-2026-22186

MaxKB is an open-source AI assistant for enterprise. In versions 2.7.1 and below, the chat export feature is vulnerable to Improper Neutralization of Formula Elements in a CSV File. When an administrator exports the application chat history to an Excel file .xlsx via the...

Directory Traversal

Overview excel-mcp-server is an Excel MCP Server for manipulating Excel files Affected versions of this package are vulnerable to Directory Traversal via the getexcelpath function. An attacker can read, write, overwrite, and create arbitrary files and directories on the host filesystem by supplyi...

GHSA-J98M-W3XP-9F56 excel-mcp-server has a Path Traversal issue

Summary A path traversal vulnerability exists in excel-mcp-server versions up to and including 0.1.7. When running in SSE or Streamable-HTTP transport mode the documented way to use this server remotely, an unauthenticated attacker on the network can read, write, and overwrite arbitrary files on...

excel-mcp-server has a Path Traversal issue

Summary A path traversal vulnerability exists in excel-mcp-server versions up to and including 0.1.7. When running in SSE or Streamable-HTTP transport mode the documented way to use this server remotely, an unauthenticated attacker on the network can read, write, and overwrite arbitrary files on...

Microsoft Excel 缓冲区错误漏洞

Microsoft Excel is a spreadsheet processing software in the Office suite from Microsoft USA. A security vulnerability exists in Microsoft Excel. An attacker could exploit the vulnerability to obtain sensitive information...

PT-2026-32844

Name of the Vulnerable Software and Affected Versions Microsoft 365 Apps for Enterprise versions 16.0.1 through 16.0.1 Description A use-after-free issue in Microsoft Office Excel allows an unauthorized attacker to execute arbitrary code locally by tricking a user into opening a malicious Excel...

Microsoft Excel 资源管理错误漏洞

Microsoft Excel is a spreadsheet software within the Office suite developed by Microsoft Corporation. There is a resource management vulnerability in Microsoft Excel. Attackers can exploit this vulnerability to execute code. The following products and versions are affected: Office Online Server,...

PT-2026-32843

Name of the Vulnerable Software and Affected Versions Microsoft 365 Apps for Enterprise versions 16.0.1 through 16.0.1 Description An out-of-bounds read in Microsoft Office Excel allows an unauthorized local attacker to disclose sensitive information. This occurs when a user opens a malicious Exc...

Microsoft Office Online Server (April 2026)

The Microsoft Office Online Server or Office Web Apps installation on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities: - Remote Code Execution vulnerabilities CVE-2026-32189, CVE-2026-32197, CVE-2026-32198, CVE-2026-32199 - Information Disclosur...

PT-2026-32849

CVE-2026-32197 | Microsoft 365 Apps for Enterprise | Remote Code Execution Description Use-after-free vulnerability in Microsoft Office Excel allows unauth attacker to achieve RCE locally by tricking user into opening malicious Excel file. Severity: High Exploitation: Unknown Public PoC: Unknown...

PT-2026-32578

MaxKB is an open-source AI assistant for enterprise. In versions 2.7.1 and below, the chat export feature is vulnerable to Improper Neutralization of Formula Elements in a CSV File. When an administrator exports the application chat history to an Excel file .xlsx via the...

KLA90985 Multiple vulnerabilities in Microsoft Office

Multiple vulnerabilities were found in Microsoft Office. Malicious users can exploit these vulnerabilities to obtain sensitive information, bypass security restrictions, execute arbitrary code, spoof user interface. Below is a complete list of vulnerabilities: 1. An information disclosure...

Security Updates for Microsoft Excel Products (April 2026)

The Microsoft Excel Products are missing a security update. They are, therefore, affected by multiple vulnerabilities: - Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally. CVE-2026-32189, CVE-2026-32197, CVE-2026-32198, CVE-2026-32199 - Out-of-bounds...