high7.8
CVE-2025-27752
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Impact
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | 365 Apps | All versions |
| Microsoft | Office | Versions 2016, 2019 |
| Microsoft | Office Long Term Servicing Channel | Versions 2021, 2024 |