Microsoft Excel Remote Code Execution Vulnerability

The Microsoft Excel Products are missing a security update. It is, therefore, affected by the following vulnerabilities:

  - Microsoft Office is affected by a remote code execution vulnerability. (CVE-2025-21354, CVE-2025-21362,     CVE-2025-21394, CVE-2025-21386, CVE-2025-21390, CVE-2025-21387, CVE-2025-21381)   
  - Microsoft Office is affected by a security feature bypass vulnerability. (CVE-2025-21364)   
  - Microsoft Office is affected by an information disclosure vulnerability. (CVE-2025-21383)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The Microsoft Excel Products are missing a security update. It is, therefore, affected by the following vulnerabilities:

  - Microsoft Office is affected by a remote code execution vulnerability. (CVE-2025-21354, CVE-2025-21362)   
  - Microsoft Office is affected by a security feature bypass vulnerability. (CVE-2025-21364)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The version of Microsoft Office for Mac installed on the remote host is affected by multiple vulnerabilities as referenced in the january-14-2025 advisory.

  - Microsoft Office OneNote Remote Code Execution Vulnerability (CVE-2025-21402)

  - Microsoft Excel Remote Code Execution Vulnerability (CVE-2025-21354, CVE-2025-21362)

  - GDI+ Remote Code Execution Vulnerability (CVE-2025-21338)

  - Microsoft Word Remote Code Execution Vulnerability (CVE-2025-21363)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The Microsoft Office Web Apps installation on the remote host is missing a security update. It is, therefore, affected by the following:

  - A remote code execution vulnerability. An attacker can exploit this to bypass authentication and execute     unauthorized commands. (CVE-2025-21345, CVE-2025-21354, CVE-2025-21362)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Severity
216321	Security Updates for Microsoft Excel Products C2R (February 2025)	Nessus	Windows	high
214843	Security Updates for Microsoft Excel Products C2R (January 2025)	Nessus	Windows	high
214206	Security Updates for Microsoft Office Products (January 2025) (macOS)	Nessus	MacOS X Local Security Checks	high
214131	Security Updates for Microsoft Office Online Server (January 2025)	Nessus	Windows : Microsoft Bulletins	high

Detections

Analytics

CVE-2025-21354

high

Tenable Plugins

high

high

high

high