CVE-2026-42915

5.7 MEDIUM

Published: June 09, 2026 Modified: June 16, 2026

Description

Incorrect calculation of buffer size in Windows VMSwitch allows an authorized attacker to deny service over an adjacent network.

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0.0 Low Medium High Critical 10.0

Vector String

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

Patch Vendor Advisory Exploit Third Party Advisory

Source: secure@microsoft.com

Vendor Advisory

1 reference(s) from NVD

CVSS v3 Score

5.7 / 10.0

EPSS (Exploit Probability)

0.5%

40th percentile

Exploitation Status

Not in CISA KEV

CWE-131

microsoft