CVE-2026-55011 – Integer underflow (wrap or wraparound) in Microsoft Defender allows an unauthorized …

Vuln ID: CVE-2026-55011

Published:  2026-07-14  17:17:08.990

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

Base Score: 7.8 – HIGH

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

Source: NVD.NIST.GOV

 

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