high8.8
CVE-2026-62913
Heap-based buffer overflow in Microsoft Exchange Server allows an authorized attacker to execute code over a network.
Impact
Heap-based buffer overflow in Microsoft Exchange Server allows an authorized attacker to execute code over a network.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Exchange Server | Versions 2016, 2019 |
| Microsoft | Exchange Server Subscription Edition | before 15.02.2562.046 |