Incorrect conversion between numeric types in Microsoft Office Word allows an unauthorized attacker to execute code locally.

The Microsoft Word Products are missing security updates. It is, therefore, affected by multiple remote code execution vulnerabilities that attackers can exploit to bypass authentication and execute unauthorized arbitrary commands.

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 august-12-2025 advisory.

  - Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
    (CVE-2025-53738, CVE-2025-53784)

  - Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
    (CVE-2025-53735)

  - Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code     locally. (CVE-2025-53737, CVE-2025-53741)

  - Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an     unauthorized attacker to execute code locally. (CVE-2025-53739)

  - Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to execute code     locally. (CVE-2025-53759)

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

The Microsoft SharePoint Server 2019 installation on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities:

  - Elevation of Privilege Vulnerability. (CVE-2025-53760)   
  - Information Disclosure Vulnerability (CVE-2025-53736)

  - Remote Code Execution Vulnerabilites.
    (CVE-2025-49712, CVE-2025-53733)

The Microsoft SharePoint Server 2016 installation on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities:

  - Elevation of Privilege Vulnerability. (CVE-2025-53760)   
  - Information Disclosure Vulnerability (CVE-2025-53736)

  - Remote Code Execution Vulnerabilites.
    (CVE-2025-49712, CVE-2025-53733)

The Microsoft Word Products are missing a security update. They are, therefore, affected by multiple vulnerabilities:

  - A remote code execution vulnerability. An attacker can exploit this to bypass authentication and execute     unauthorized arbitrary commands. (CVE-2025-53733, CVE-2025-53738)

  - An information disclosure vulnerability. An attacker can exploit this to disclose potentially sensitive     information. (CVE-2025-53736)

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

ID	Name	Product	Family	Severity
250281	Security Updates for Microsoft Word Products C2R (August 2025)	Nessus	Windows	high
249168	Security Updates for Microsoft Office Products (August 2025) (macOS)	Nessus	MacOS X Local Security Checks	high
249139	Security Updates for Microsoft SharePoint Server 2019 (August 2025)	Nessus	Windows : Microsoft Bulletins	high
249137	Security Updates for Microsoft SharePoint Server 2016 (August 2025)	Nessus	Windows : Microsoft Bulletins	high
249121	Security Updates for Microsoft Word Products (August 2025)	Nessus	Windows : Microsoft Bulletins	high

Detections

Analytics

CVE-2025-53733

high

Tenable Plugins

high

high

high

high

high