Moole Vulnerability Database

Find real vulnerabilities before they ship

High

CVE-2026-45584

Heap-based buffer overflow in Microsoft Defender allows an unauthorized attacker to execute code over a network.

VectorNETWORK

PublishedMay 20, 2026, 13:16

Published Bysecure@microsoft.com

Base Score

Score8.1

No affected versions found.

CWE-122

Base Score

8.1

Vector String

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Base SeverityHigh

Version

3.1

Attack Vector (AV)

NETWORK