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CVE-2026-55011

nvd nist
Published: Jul 14, 2026Modified: Jul 15, 2026

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7.8
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploitability: 1.8 / Impact: 5.9
Source: secure@microsoft.com (Secondary)

Description

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

Related CWEs

CWE-191
Integer Underflow (Wrap or Wraparound)
The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result.

References (1)

Source: secure@microsoft.com

Timeline

No history available yet.