4.3
Medium
CVE-2026-40421 Files or directories accessible to external parties in Microsoft Office Word allows an unauthorized attacker to disclose…
Description
Files or directories accessible to external parties in Microsoft Office Word 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 → latest | No fix stated |
| Microsoft Office 2019 19.0 | 19.0.0 → latest | No fix stated |
| Microsoft Office LTSC 2021 16.0 | 16.0.1 → latest | No fix stated |
| Microsoft Office LTSC 2024 16.0 | 16.0.0 → latest | No fix stated |
| Microsoft Word 2016 16.0 | 16.0.1 → < 16.0.5552.1000 | 16.0.5552.1000 |
Other CVEs of Microsoft 365 Apps for Enterprise
The 931 CVEs of Microsoft 365 Apps for Enterprise →
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CVE-2026-108453
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CVE-2026-108451
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8.8
High