8.4
High
CVE-2026-40367 Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized attacker…
Description
Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized attacker to execute code 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 Office LTSC for Mac 2021 16.0 | 16.0.1 → < 16.109.26051019 | 16.109.26051019 |
| Microsoft Office LTSC for Mac 2024 16.0 | 16.0.0 → < 16.109.26051019 | 16.109.26051019 |
| Microsoft SharePoint Enterprise Server 2016 16.0 | 16.0.0 → < 16.0.5552.1002 | 16.0.5552.1002 |
| Microsoft SharePoint Server 2019 16.0 | 16.0.0 → < 16.0.10417.20128 | 16.0.10417.20128 |
| Microsoft SharePoint Server Subscription Edition 16.0 | 16.0.0 → < 16.0.19725.20280 | 16.0.19725.20280 |
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| Product | Affected versions | Fixed in |
|---|---|---|
| Microsoft Word 2016 16.0 | 16.0.1 → < 16.0.5552.1000 | 16.0.5552.1000 |
References
- Microsoft Word Remote Code Execution Vulnerability msrc.microsoft.com
Timeline
- Published
- Last modified
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