high8.8
CVE-2026-102857
Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network.
Impact
Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | 365 Apps | All versions |
| Microsoft | Office 2021 | All versions |
| Microsoft | Office 2024 | All versions |