5.5
Medium
CVE-2026-81387 Exposure of sensitive system information to an unauthorized control sphere in Microsoft Office Excel allows an…
Description
Exposure of sensitive system information to an unauthorized control sphere in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Microsoft 365 Apps for Enterprise 16.0 | 16.0.1 → < 16.0.20326.20138 | 16.0.20326.20138 |
| Microsoft Excel 2016 16.0 | 16.0.0.0 → < 16.0.5569.1003 | 16.0.5569.1003 |
| Microsoft Office 2016 16.0 | 16.0.0 → < 16.0.5569.1003 | 16.0.5569.1003 |
| Microsoft Office 2019 16.0 | earliest → < 16.0.10417.20207 | 16.0.10417.20207 |
| Microsoft Office 365 for Mac 1.0 | 1.0.0 → < 16.113.26091433 | 16.113.26091433 |
| Microsoft Office LTSC 2021 16.0 | 16.0.1 → < 16.0.14334.20906 | 16.0.14334.20906 |
| Microsoft Office LTSC 2024 16.0 | 16.0.0 → < 16.0.17932.20976 | 16.0.17932.20976 |
| Microsoft Office LTSC for Mac 2021 16.0 | 16.0.1 → < 16.113.26091433 | 16.113.26091433 |
| Microsoft Office LTSC for Mac 2024 16.0 | 16.0.0 → < 16.113.26091433 | 16.113.26091433 |
References
- Microsoft Excel Information Disclosure Vulnerability msrc.microsoft.com
Timeline
- Published
- Last modified
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