Description
Exposure of sensitive information to an unauthorized actor in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Microsoft 365 Apps for Enterprise | 16.0.1 – < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| Microsoft | Microsoft Excel 2016 | 16.0.0.0 – < 16.0.5526.1002 | 16.0.5526.1002 |
| Microsoft | Microsoft Office 2019 | 19.0.0 – < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| Microsoft | Microsoft Office LTSC 2021 | 16.0.1 – < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| Microsoft | Microsoft Office LTSC 2024 | 16.0.0 – < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
Advisories 3
- WID-SEC-2025-2561 Microsoft Office Produkte: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 11, 2025
- NCSC-2025-0359 Kwetsbaarheden verholpen in Microsoft Office NCSC-NL (Netherlands) · Nov 11, 2025
- MSRC-CVE-2025-59240 Microsoft Excel Information Disclosure Vulnerability Microsoft Security Response Center · Nov 11, 2025
References
- Microsoft Excel Information Disclosure Vulnerability vendor-advisory patch