high8.8
CVE-2026-108446
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
Impact
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | 365 Apps | All versions |
| Microsoft | Microsoft 365 | All versions |
| Microsoft | Office 2021 | All versions |
| Microsoft | Office 2024 | All versions |
| Microsoft | Office Online Server | before 16.0.10417.20228 |