high8.1
CVE-2026-55007
Double free in Microsoft Exchange Server allows an unauthorized attacker to execute code over a network.
Impact
Double free in Microsoft Exchange Server allows an unauthorized attacker to execute code over a network.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Exchange Server | Version 2019 |
| Microsoft | Exchange Server Subscription Edition | before 15.02.2562.049 |