CVE-2026-45584
HIGH 8.1EPSS 0.9%
Heap-based buffer overflow in Microsoft Defender allows an unauthorized attacker to execute code over a network.
- CVSS v3.1
- 8.1 HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS
- 0.85% chance of exploitation in the next 30 days, 56th percentile
- Published
- 2026-05-20
- Updated
- 2026-08-10
Proof-of-concept exploits (1)
- 96613686/CVE-2026-455840★ · 2026-05-22