CVE-2026-55011

CVE-2026-55011CVE-2026-55011

Description

Integer underflow (wrap or wraparound) in Microsoft Defender allows an unauthorized attacker to execute code locally.

Scoring

CVSS 7.8 ()
VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Last modified2026-07-14
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.